Home / 84,965.29-127,452.62-28,036.94

Finding the Fourth Proportional to 84,965.29, 127,452.62 and 28,036.94

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Solution

The fourth proportional to 84,965.29, 127,452.62 and 28,036.94 is: 42,056.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,965.29 : 127,452.62 = 28,036.94 : x
  2. Step 2: Convert to fraction form
    84,965.29/127,452.62 = 28,036.94/x
  3. Step 3: Cross multiply
    84,965.29x = 127,452.62 × 28,036.94
  4. Step 4: Simplify right side
    84,965.29x = 3,573,380,892.61
  5. Step 5: Solve for x
    x = 3,573,380,892.61/84,965.29
  6. Step 6: Final answer
    x = 42,056.95

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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.