Home / 140,179.24-209,996.52-124,471.72

Finding the Fourth Proportional to 140,179.24, 209,996.52 and 124,471.72

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Solution

The fourth proportional to 140,179.24, 209,996.52 and 124,471.72 is: 186,465.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,179.24 : 209,996.52 = 124,471.72 : x
  2. Step 2: Convert to fraction form
    140,179.24/209,996.52 = 124,471.72/x
  3. Step 3: Cross multiply
    140,179.24x = 209,996.52 × 124,471.72
  4. Step 4: Simplify right side
    140,179.24x = 26,138,628,038.41
  5. Step 5: Solve for x
    x = 26,138,628,038.41/140,179.24
  6. Step 6: Final answer
    x = 186,465.76

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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.