Home / 89,737.22-134,478.77-49,773.73

Finding the Fourth Proportional to 89,737.22, 134,478.77 and 49,773.73

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Solution

The fourth proportional to 89,737.22, 134,478.77 and 49,773.73 is: 74,590.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,737.22 : 134,478.77 = 49,773.73 : x
  2. Step 2: Convert to fraction form
    89,737.22/134,478.77 = 49,773.73/x
  3. Step 3: Cross multiply
    89,737.22x = 134,478.77 × 49,773.73
  4. Step 4: Simplify right side
    89,737.22x = 6,693,509,988.71
  5. Step 5: Solve for x
    x = 6,693,509,988.71/89,737.22
  6. Step 6: Final answer
    x = 74,590.12

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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.