Home / 140,472.14-210,708.40-57,366.14

Finding the Fourth Proportional to 140,472.14, 210,708.40 and 57,366.14

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Solution

The fourth proportional to 140,472.14, 210,708.40 and 57,366.14 is: 86,049.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,472.14 : 210,708.40 = 57,366.14 : x
  2. Step 2: Convert to fraction form
    140,472.14/210,708.40 = 57,366.14/x
  3. Step 3: Cross multiply
    140,472.14x = 210,708.40 × 57,366.14
  4. Step 4: Simplify right side
    140,472.14x = 12,087,527,573.58
  5. Step 5: Solve for x
    x = 12,087,527,573.58/140,472.14
  6. Step 6: Final answer
    x = 86,049.29

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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.