Home / 156,342.66-234,511.50-49,725.08

Finding the Fourth Proportional to 156,342.66, 234,511.50 and 49,725.08

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Solution

The fourth proportional to 156,342.66, 234,511.50 and 49,725.08 is: 74,586.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,342.66 : 234,511.50 = 49,725.08 : x
  2. Step 2: Convert to fraction form
    156,342.66/234,511.50 = 49,725.08/x
  3. Step 3: Cross multiply
    156,342.66x = 234,511.50 × 49,725.08
  4. Step 4: Simplify right side
    156,342.66x = 11,661,101,925.86
  5. Step 5: Solve for x
    x = 11,661,101,925.86/156,342.66
  6. Step 6: Final answer
    x = 74,586.82

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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.