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Finding the Fourth Proportional to 59,373.12, 88,944.40 and 53,063.76

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Solution

The fourth proportional to 59,373.12, 88,944.40 and 53,063.76 is: 79,492.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,373.12 : 88,944.40 = 53,063.76 : x
  2. Step 2: Convert to fraction form
    59,373.12/88,944.40 = 53,063.76/x
  3. Step 3: Cross multiply
    59,373.12x = 88,944.40 × 53,063.76
  4. Step 4: Simplify right side
    59,373.12x = 4,719,724,294.94
  5. Step 5: Solve for x
    x = 4,719,724,294.94/59,373.12
  6. Step 6: Final answer
    x = 79,492.61

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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.