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Finding the Fourth Proportional to 367,147.76, 550,779.95 and 156,787.52

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Solution

The fourth proportional to 367,147.76, 550,779.95 and 156,787.52 is: 235,206.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,147.76 : 550,779.95 = 156,787.52 : x
  2. Step 2: Convert to fraction form
    367,147.76/550,779.95 = 156,787.52/x
  3. Step 3: Cross multiply
    367,147.76x = 550,779.95 × 156,787.52
  4. Step 4: Simplify right side
    367,147.76x = 86,355,420,064.29
  5. Step 5: Solve for x
    x = 86,355,420,064.29/367,147.76
  6. Step 6: Final answer
    x = 235,206.18

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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.