Home / 154,433.90-231,650.85-152,101.10

Finding the Fourth Proportional to 154,433.90, 231,650.85 and 152,101.10

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Solution

The fourth proportional to 154,433.90, 231,650.85 and 152,101.10 is: 228,151.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,433.90 : 231,650.85 = 152,101.10 : x
  2. Step 2: Convert to fraction form
    154,433.90/231,650.85 = 152,101.10/x
  3. Step 3: Cross multiply
    154,433.90x = 231,650.85 × 152,101.10
  4. Step 4: Simplify right side
    154,433.90x = 35,234,349,100.94
  5. Step 5: Solve for x
    x = 35,234,349,100.94/154,433.90
  6. Step 6: Final answer
    x = 228,151.65

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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.