Home / 84,026.50-115,959-46,303.18

Finding the Fourth Proportional to 84,026.50, 115,959 and 46,303.18

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Solution

The fourth proportional to 84,026.50, 115,959 and 46,303.18 is: 63,899.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,026.50 : 115,959 = 46,303.18 : x
  2. Step 2: Convert to fraction form
    84,026.50/115,959 = 46,303.18/x
  3. Step 3: Cross multiply
    84,026.50x = 115,959 × 46,303.18
  4. Step 4: Simplify right side
    84,026.50x = 5,369,270,449.62
  5. Step 5: Solve for x
    x = 5,369,270,449.62/84,026.50
  6. Step 6: Final answer
    x = 63,899.73

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1.5x scale

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.