Home / 65,272.58-98,319.12-59,387.28

Finding the Fourth Proportional to 65,272.58, 98,319.12 and 59,387.28

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Solution

The fourth proportional to 65,272.58, 98,319.12 and 59,387.28 is: 89,454.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,272.58 : 98,319.12 = 59,387.28 : x
  2. Step 2: Convert to fraction form
    65,272.58/98,319.12 = 59,387.28/x
  3. Step 3: Cross multiply
    65,272.58x = 98,319.12 × 59,387.28
  4. Step 4: Simplify right side
    65,272.58x = 5,838,904,517.39
  5. Step 5: Solve for x
    x = 5,838,904,517.39/65,272.58
  6. Step 6: Final answer
    x = 89,454.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.