Home / 88,712.38-133,084.77-53,610.22

Finding the Fourth Proportional to 88,712.38, 133,084.77 and 53,610.22

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Solution

The fourth proportional to 88,712.38, 133,084.77 and 53,610.22 is: 80,425.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,712.38 : 133,084.77 = 53,610.22 : x
  2. Step 2: Convert to fraction form
    88,712.38/133,084.77 = 53,610.22/x
  3. Step 3: Cross multiply
    88,712.38x = 133,084.77 × 53,610.22
  4. Step 4: Simplify right side
    88,712.38x = 7,134,703,798.35
  5. Step 5: Solve for x
    x = 7,134,703,798.35/88,712.38
  6. Step 6: Final answer
    x = 80,425.12

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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.