Home / 97,073.39-134,002.61-65,260.75

Finding the Fourth Proportional to 97,073.39, 134,002.61 and 65,260.75

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Solution

The fourth proportional to 97,073.39, 134,002.61 and 65,260.75 is: 90,087.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,073.39 : 134,002.61 = 65,260.75 : x
  2. Step 2: Convert to fraction form
    97,073.39/134,002.61 = 65,260.75/x
  3. Step 3: Cross multiply
    97,073.39x = 134,002.61 × 65,260.75
  4. Step 4: Simplify right side
    97,073.39x = 8,745,110,160.54
  5. Step 5: Solve for x
    x = 8,745,110,160.54/97,073.39
  6. Step 6: Final answer
    x = 90,087.61

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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.