Home / 147,038.52-202,967.46-93,358.20

Finding the Fourth Proportional to 147,038.52, 202,967.46 and 93,358.20

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Solution

The fourth proportional to 147,038.52, 202,967.46 and 93,358.20 is: 128,868.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,038.52 : 202,967.46 = 93,358.20 : x
  2. Step 2: Convert to fraction form
    147,038.52/202,967.46 = 93,358.20/x
  3. Step 3: Cross multiply
    147,038.52x = 202,967.46 × 93,358.20
  4. Step 4: Simplify right side
    147,038.52x = 18,948,676,724.17
  5. Step 5: Solve for x
    x = 18,948,676,724.17/147,038.52
  6. Step 6: Final answer
    x = 128,868.79

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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.