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Finding the Fourth Proportional to 107,674.70, 148,589.60 and 59,928.04

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Solution

The fourth proportional to 107,674.70, 148,589.60 and 59,928.04 is: 82,699.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,674.70 : 148,589.60 = 59,928.04 : x
  2. Step 2: Convert to fraction form
    107,674.70/148,589.60 = 59,928.04/x
  3. Step 3: Cross multiply
    107,674.70x = 148,589.60 × 59,928.04
  4. Step 4: Simplify right side
    107,674.70x = 8,904,683,492.38
  5. Step 5: Solve for x
    x = 8,904,683,492.38/107,674.70
  6. Step 6: Final answer
    x = 82,699.87

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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.