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Finding the Fourth Proportional to 59,502.64, 89,270.52 and 48,381.88

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Solution

The fourth proportional to 59,502.64, 89,270.52 and 48,381.88 is: 72,586.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,502.64 : 89,270.52 = 48,381.88 : x
  2. Step 2: Convert to fraction form
    59,502.64/89,270.52 = 48,381.88/x
  3. Step 3: Cross multiply
    59,502.64x = 89,270.52 × 48,381.88
  4. Step 4: Simplify right side
    59,502.64x = 4,319,075,586.18
  5. Step 5: Solve for x
    x = 4,319,075,586.18/59,502.64
  6. Step 6: Final answer
    x = 72,586.29

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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.