Home / 148,963.80-223,154.10-89,623.20

Finding the Fourth Proportional to 148,963.80, 223,154.10 and 89,623.20

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Solution

The fourth proportional to 148,963.80, 223,154.10 and 89,623.20 is: 134,259.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,963.80 : 223,154.10 = 89,623.20 : x
  2. Step 2: Convert to fraction form
    148,963.80/223,154.10 = 89,623.20/x
  3. Step 3: Cross multiply
    148,963.80x = 223,154.10 × 89,623.20
  4. Step 4: Simplify right side
    148,963.80x = 19,999,784,535.12
  5. Step 5: Solve for x
    x = 19,999,784,535.12/148,963.80
  6. Step 6: Final answer
    x = 134,259.36

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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.