Home / 156,335.13-234,445.24-53,723.35

Finding the Fourth Proportional to 156,335.13, 234,445.24 and 53,723.35

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Solution

The fourth proportional to 156,335.13, 234,445.24 and 53,723.35 is: 80,565.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,335.13 : 234,445.24 = 53,723.35 : x
  2. Step 2: Convert to fraction form
    156,335.13/234,445.24 = 53,723.35/x
  3. Step 3: Cross multiply
    156,335.13x = 234,445.24 × 53,723.35
  4. Step 4: Simplify right side
    156,335.13x = 12,595,183,684.35
  5. Step 5: Solve for x
    x = 12,595,183,684.35/156,335.13
  6. Step 6: Final answer
    x = 80,565.28

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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.