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Finding the Fourth Proportional to 246,645.90, 370,141.65 and 158,114.70

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Solution

The fourth proportional to 246,645.90, 370,141.65 and 158,114.70 is: 237,282.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,645.90 : 370,141.65 = 158,114.70 : x
  2. Step 2: Convert to fraction form
    246,645.90/370,141.65 = 158,114.70/x
  3. Step 3: Cross multiply
    246,645.90x = 370,141.65 × 158,114.70
  4. Step 4: Simplify right side
    246,645.90x = 58,524,835,947.26
  5. Step 5: Solve for x
    x = 58,524,835,947.26/246,645.90
  6. Step 6: Final answer
    x = 237,282.83

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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.