Home / 146,689.52-202,426.30-83,025.95

Finding the Fourth Proportional to 146,689.52, 202,426.30 and 83,025.95

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Solution

The fourth proportional to 146,689.52, 202,426.30 and 83,025.95 is: 114,572.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,689.52 : 202,426.30 = 83,025.95 : x
  2. Step 2: Convert to fraction form
    146,689.52/202,426.30 = 83,025.95/x
  3. Step 3: Cross multiply
    146,689.52x = 202,426.30 × 83,025.95
  4. Step 4: Simplify right side
    146,689.52x = 16,806,635,862.49
  5. Step 5: Solve for x
    x = 16,806,635,862.49/146,689.52
  6. Step 6: Final answer
    x = 114,572.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.