Home / 88,715.17-133,072.76-51,753.25

Finding the Fourth Proportional to 88,715.17, 133,072.76 and 51,753.25

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Solution

The fourth proportional to 88,715.17, 133,072.76 and 51,753.25 is: 77,629.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,715.17 : 133,072.76 = 51,753.25 : x
  2. Step 2: Convert to fraction form
    88,715.17/133,072.76 = 51,753.25/x
  3. Step 3: Cross multiply
    88,715.17x = 133,072.76 × 51,753.25
  4. Step 4: Simplify right side
    88,715.17x = 6,886,947,816.47
  5. Step 5: Solve for x
    x = 6,886,947,816.47/88,715.17
  6. Step 6: Final answer
    x = 77,629.88

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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.