Home / 156,308.46-234,462.96-37,979.88

Finding the Fourth Proportional to 156,308.46, 234,462.96 and 37,979.88

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Solution

The fourth proportional to 156,308.46, 234,462.96 and 37,979.88 is: 56,969.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,308.46 : 234,462.96 = 37,979.88 : x
  2. Step 2: Convert to fraction form
    156,308.46/234,462.96 = 37,979.88/x
  3. Step 3: Cross multiply
    156,308.46x = 234,462.96 × 37,979.88
  4. Step 4: Simplify right side
    156,308.46x = 8,904,875,085.24
  5. Step 5: Solve for x
    x = 8,904,875,085.24/156,308.46
  6. Step 6: Final answer
    x = 56,969.89

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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.