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Finding the Fourth Proportional to 58,666.84, 87,872.82 and 36,108.76

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Solution

The fourth proportional to 58,666.84, 87,872.82 and 36,108.76 is: 54,084.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,666.84 : 87,872.82 = 36,108.76 : x
  2. Step 2: Convert to fraction form
    58,666.84/87,872.82 = 36,108.76/x
  3. Step 3: Cross multiply
    58,666.84x = 87,872.82 × 36,108.76
  4. Step 4: Simplify right side
    58,666.84x = 3,172,978,567.90
  5. Step 5: Solve for x
    x = 3,172,978,567.90/58,666.84
  6. Step 6: Final answer
    x = 54,084.70

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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.