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Finding the Fourth Proportional to 88,655.60, 133,048.20 and 59,063.60

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Solution

The fourth proportional to 88,655.60, 133,048.20 and 59,063.60 is: 88,638.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,655.60 : 133,048.20 = 59,063.60 : x
  2. Step 2: Convert to fraction form
    88,655.60/133,048.20 = 59,063.60/x
  3. Step 3: Cross multiply
    88,655.60x = 133,048.20 × 59,063.60
  4. Step 4: Simplify right side
    88,655.60x = 7,858,305,665.52
  5. Step 5: Solve for x
    x = 7,858,305,665.52/88,655.60
  6. Step 6: Final answer
    x = 88,638.57

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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.