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Finding the Fourth Proportional to 58,432.89, 80,623.99 and 36,896.74

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Solution

The fourth proportional to 58,432.89, 80,623.99 and 36,896.74 is: 50,909.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,432.89 : 80,623.99 = 36,896.74 : x
  2. Step 2: Convert to fraction form
    58,432.89/80,623.99 = 36,896.74/x
  3. Step 3: Cross multiply
    58,432.89x = 80,623.99 × 36,896.74
  4. Step 4: Simplify right side
    58,432.89x = 2,974,762,396.79
  5. Step 5: Solve for x
    x = 2,974,762,396.79/58,432.89
  6. Step 6: Final answer
    x = 50,909.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.