Home / 124,645.08-186,967.94-49,771.32

Finding the Fourth Proportional to 124,645.08, 186,967.94 and 49,771.32

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Solution

The fourth proportional to 124,645.08, 186,967.94 and 49,771.32 is: 74,657.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,645.08 : 186,967.94 = 49,771.32 : x
  2. Step 2: Convert to fraction form
    124,645.08/186,967.94 = 49,771.32/x
  3. Step 3: Cross multiply
    124,645.08x = 186,967.94 × 49,771.32
  4. Step 4: Simplify right side
    124,645.08x = 9,305,641,171.48
  5. Step 5: Solve for x
    x = 9,305,641,171.48/124,645.08
  6. Step 6: Final answer
    x = 74,657.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.