Home / 156,486.73-234,743.24-49,885.85

Finding the Fourth Proportional to 156,486.73, 234,743.24 and 49,885.85

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Solution

The fourth proportional to 156,486.73, 234,743.24 and 49,885.85 is: 74,832.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,486.73 : 234,743.24 = 49,885.85 : x
  2. Step 2: Convert to fraction form
    156,486.73/234,743.24 = 49,885.85/x
  3. Step 3: Cross multiply
    156,486.73x = 234,743.24 × 49,885.85
  4. Step 4: Simplify right side
    156,486.73x = 11,710,364,779.93
  5. Step 5: Solve for x
    x = 11,710,364,779.93/156,486.73
  6. Step 6: Final answer
    x = 74,832.96

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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.