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Finding the Fourth Proportional to 173,614.98, 260,446.68 and 53,681.72

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Solution

The fourth proportional to 173,614.98, 260,446.68 and 53,681.72 is: 80,530.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,614.98 : 260,446.68 = 53,681.72 : x
  2. Step 2: Convert to fraction form
    173,614.98/260,446.68 = 53,681.72/x
  3. Step 3: Cross multiply
    173,614.98x = 260,446.68 × 53,681.72
  4. Step 4: Simplify right side
    173,614.98x = 13,981,224,448.46
  5. Step 5: Solve for x
    x = 13,981,224,448.46/173,614.98
  6. Step 6: Final answer
    x = 80,530.06

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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.