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Finding the Fourth Proportional to 156,008.60, 233,624.10 and 124,904.60

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Solution

The fourth proportional to 156,008.60, 233,624.10 and 124,904.60 is: 187,045.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,008.60 : 233,624.10 = 124,904.60 : x
  2. Step 2: Convert to fraction form
    156,008.60/233,624.10 = 124,904.60/x
  3. Step 3: Cross multiply
    156,008.60x = 233,624.10 × 124,904.60
  4. Step 4: Simplify right side
    156,008.60x = 29,180,724,760.86
  5. Step 5: Solve for x
    x = 29,180,724,760.86/156,008.60
  6. Step 6: Final answer
    x = 187,045.62

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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.