Home / 88,313.40-132,470.10-60,319.80

Finding the Fourth Proportional to 88,313.40, 132,470.10 and 60,319.80

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Solution

The fourth proportional to 88,313.40, 132,470.10 and 60,319.80 is: 90,479.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,313.40 : 132,470.10 = 60,319.80 : x
  2. Step 2: Convert to fraction form
    88,313.40/132,470.10 = 60,319.80/x
  3. Step 3: Cross multiply
    88,313.40x = 132,470.10 × 60,319.80
  4. Step 4: Simplify right side
    88,313.40x = 7,990,569,937.98
  5. Step 5: Solve for x
    x = 7,990,569,937.98/88,313.40
  6. Step 6: Final answer
    x = 90,479.70

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1.5x scale

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.