Home / 155,201.14-232,725.50-69,838.43

Finding the Fourth Proportional to 155,201.14, 232,725.50 and 69,838.43

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Solution

The fourth proportional to 155,201.14, 232,725.50 and 69,838.43 is: 104,723.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,201.14 : 232,725.50 = 69,838.43 : x
  2. Step 2: Convert to fraction form
    155,201.14/232,725.50 = 69,838.43/x
  3. Step 3: Cross multiply
    155,201.14x = 232,725.50 × 69,838.43
  4. Step 4: Simplify right side
    155,201.14x = 16,253,183,337.42
  5. Step 5: Solve for x
    x = 16,253,183,337.42/155,201.14
  6. Step 6: Final answer
    x = 104,723.35

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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.