Home / 129,088.10-193,493.72-62,436.54

Finding the Fourth Proportional to 129,088.10, 193,493.72 and 62,436.54

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Solution

The fourth proportional to 129,088.10, 193,493.72 and 62,436.54 is: 93,587.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,088.10 : 193,493.72 = 62,436.54 : x
  2. Step 2: Convert to fraction form
    129,088.10/193,493.72 = 62,436.54/x
  3. Step 3: Cross multiply
    129,088.10x = 193,493.72 × 62,436.54
  4. Step 4: Simplify right side
    129,088.10x = 12,081,078,801.95
  5. Step 5: Solve for x
    x = 12,081,078,801.95/129,088.10
  6. Step 6: Final answer
    x = 93,587.86

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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.