Home / 156,631.80-234,985.86-50,015.82

Finding the Fourth Proportional to 156,631.80, 234,985.86 and 50,015.82

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Solution

The fourth proportional to 156,631.80, 234,985.86 and 50,015.82 is: 75,035.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,631.80 : 234,985.86 = 50,015.82 : x
  2. Step 2: Convert to fraction form
    156,631.80/234,985.86 = 50,015.82/x
  3. Step 3: Cross multiply
    156,631.80x = 234,985.86 × 50,015.82
  4. Step 4: Simplify right side
    156,631.80x = 11,753,010,476.31
  5. Step 5: Solve for x
    x = 11,753,010,476.31/156,631.80
  6. Step 6: Final answer
    x = 75,035.92

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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.