Home / 88,665.15-133,062.53-62,421.15

Finding the Fourth Proportional to 88,665.15, 133,062.53 and 62,421.15

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Solution

The fourth proportional to 88,665.15, 133,062.53 and 62,421.15 is: 93,677.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,665.15 : 133,062.53 = 62,421.15 : x
  2. Step 2: Convert to fraction form
    88,665.15/133,062.53 = 62,421.15/x
  3. Step 3: Cross multiply
    88,665.15x = 133,062.53 × 62,421.15
  4. Step 4: Simplify right side
    88,665.15x = 8,305,915,832.40
  5. Step 5: Solve for x
    x = 8,305,915,832.40/88,665.15
  6. Step 6: Final answer
    x = 93,677.34

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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.