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Finding the Fourth Proportional to 148,887.80, 223,272.30 and 49,020.20

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Solution

The fourth proportional to 148,887.80, 223,272.30 and 49,020.20 is: 73,510.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,887.80 : 223,272.30 = 49,020.20 : x
  2. Step 2: Convert to fraction form
    148,887.80/223,272.30 = 49,020.20/x
  3. Step 3: Cross multiply
    148,887.80x = 223,272.30 × 49,020.20
  4. Step 4: Simplify right side
    148,887.80x = 10,944,852,800.46
  5. Step 5: Solve for x
    x = 10,944,852,800.46/148,887.80
  6. Step 6: Final answer
    x = 73,510.74

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1.5x scale

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.