Home / 148,960.10-223,310.55-89,732.90

Finding the Fourth Proportional to 148,960.10, 223,310.55 and 89,732.90

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Solution

The fourth proportional to 148,960.10, 223,310.55 and 89,732.90 is: 134,521.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,960.10 : 223,310.55 = 89,732.90 : x
  2. Step 2: Convert to fraction form
    148,960.10/223,310.55 = 89,732.90/x
  3. Step 3: Cross multiply
    148,960.10x = 223,310.55 × 89,732.90
  4. Step 4: Simplify right side
    148,960.10x = 20,038,303,252.10
  5. Step 5: Solve for x
    x = 20,038,303,252.10/148,960.10
  6. Step 6: Final answer
    x = 134,521.28

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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.