Home / 148,948.10-223,422.15-147,911.30

Finding the Fourth Proportional to 148,948.10, 223,422.15 and 147,911.30

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Solution

The fourth proportional to 148,948.10, 223,422.15 and 147,911.30 is: 221,866.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,948.10 : 223,422.15 = 147,911.30 : x
  2. Step 2: Convert to fraction form
    148,948.10/223,422.15 = 147,911.30/x
  3. Step 3: Cross multiply
    148,948.10x = 223,422.15 × 147,911.30
  4. Step 4: Simplify right side
    148,948.10x = 33,046,660,655.30
  5. Step 5: Solve for x
    x = 33,046,660,655.30/148,948.10
  6. Step 6: Final answer
    x = 221,866.95

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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.