Home / 155,156.20-232,747.62-42,836.38

Finding the Fourth Proportional to 155,156.20, 232,747.62 and 42,836.38

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Solution

The fourth proportional to 155,156.20, 232,747.62 and 42,836.38 is: 64,258.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,156.20 : 232,747.62 = 42,836.38 : x
  2. Step 2: Convert to fraction form
    155,156.20/232,747.62 = 42,836.38/x
  3. Step 3: Cross multiply
    155,156.20x = 232,747.62 × 42,836.38
  4. Step 4: Simplify right side
    155,156.20x = 9,970,065,494.42
  5. Step 5: Solve for x
    x = 9,970,065,494.42/155,156.20
  6. Step 6: Final answer
    x = 64,258.25

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1.5x scale

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.