Home / 89,753.46-134,482.56-71,153.04

Finding the Fourth Proportional to 89,753.46, 134,482.56 and 71,153.04

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Solution

The fourth proportional to 89,753.46, 134,482.56 and 71,153.04 is: 106,612.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,753.46 : 134,482.56 = 71,153.04 : x
  2. Step 2: Convert to fraction form
    89,753.46/134,482.56 = 71,153.04/x
  3. Step 3: Cross multiply
    89,753.46x = 134,482.56 × 71,153.04
  4. Step 4: Simplify right side
    89,753.46x = 9,568,842,970.98
  5. Step 5: Solve for x
    x = 9,568,842,970.98/89,753.46
  6. Step 6: Final answer
    x = 106,612.52

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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.