Home / 124,119,733.58-171,285,224.01-71,939,036.24

Finding the Fourth Proportional to 124,119,733.58, 171,285,224.01 and 71,939,036.24

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Solution

The fourth proportional to 124,119,733.58, 171,285,224.01 and 71,939,036.24 is: 99,275,865.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,119,733.58 : 171,285,224.01 = 71,939,036.24 : x
  2. Step 2: Convert to fraction form
    124,119,733.58/171,285,224.01 = 71,939,036.24/x
  3. Step 3: Cross multiply
    124,119,733.58x = 171,285,224.01 × 71,939,036.24
  4. Step 4: Simplify right side
    124,119,733.58x = 12,322,093,937,431,906
  5. Step 5: Solve for x
    x = 12,322,093,937,431,906/124,119,733.58
  6. Step 6: Final answer
    x = 99,275,865.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.