Home / 155,958.48-215,277.85-92,296.13

Finding the Fourth Proportional to 155,958.48, 215,277.85 and 92,296.13

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Solution

The fourth proportional to 155,958.48, 215,277.85 and 92,296.13 is: 127,401.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,958.48 : 215,277.85 = 92,296.13 : x
  2. Step 2: Convert to fraction form
    155,958.48/215,277.85 = 92,296.13/x
  3. Step 3: Cross multiply
    155,958.48x = 215,277.85 × 92,296.13
  4. Step 4: Simplify right side
    155,958.48x = 19,869,311,468.70
  5. Step 5: Solve for x
    x = 19,869,311,468.70/155,958.48
  6. Step 6: Final answer
    x = 127,401.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.