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Finding the Fourth Proportional to 88,697.88, 133,083.70 and 53,227.50

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Solution

The fourth proportional to 88,697.88, 133,083.70 and 53,227.50 is: 79,863.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,697.88 : 133,083.70 = 53,227.50 : x
  2. Step 2: Convert to fraction form
    88,697.88/133,083.70 = 53,227.50/x
  3. Step 3: Cross multiply
    88,697.88x = 133,083.70 × 53,227.50
  4. Step 4: Simplify right side
    88,697.88x = 7,083,712,641.75
  5. Step 5: Solve for x
    x = 7,083,712,641.75/88,697.88
  6. Step 6: Final answer
    x = 79,863.38

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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.