Home / 97,336.26-134,314.02-71,856.18

Finding the Fourth Proportional to 97,336.26, 134,314.02 and 71,856.18

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Solution

The fourth proportional to 97,336.26, 134,314.02 and 71,856.18 is: 99,154.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,336.26 : 134,314.02 = 71,856.18 : x
  2. Step 2: Convert to fraction form
    97,336.26/134,314.02 = 71,856.18/x
  3. Step 3: Cross multiply
    97,336.26x = 134,314.02 × 71,856.18
  4. Step 4: Simplify right side
    97,336.26x = 9,651,292,397.64
  5. Step 5: Solve for x
    x = 9,651,292,397.64/97,336.26
  6. Step 6: Final answer
    x = 99,154.13

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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.