Home / 84,947.06-127,143.28-62,451.82

Finding the Fourth Proportional to 84,947.06, 127,143.28 and 62,451.82

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Solution

The fourth proportional to 84,947.06, 127,143.28 and 62,451.82 is: 93,473.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,947.06 : 127,143.28 = 62,451.82 : x
  2. Step 2: Convert to fraction form
    84,947.06/127,143.28 = 62,451.82/x
  3. Step 3: Cross multiply
    84,947.06x = 127,143.28 × 62,451.82
  4. Step 4: Simplify right side
    84,947.06x = 7,940,329,236.77
  5. Step 5: Solve for x
    x = 7,940,329,236.77/84,947.06
  6. Step 6: Final answer
    x = 93,473.86

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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.