Home / 154,445.40-232,013.70-148,147.80

Finding the Fourth Proportional to 154,445.40, 232,013.70 and 148,147.80

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Solution

The fourth proportional to 154,445.40, 232,013.70 and 148,147.80 is: 222,553.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,445.40 : 232,013.70 = 148,147.80 : x
  2. Step 2: Convert to fraction form
    154,445.40/232,013.70 = 148,147.80/x
  3. Step 3: Cross multiply
    154,445.40x = 232,013.70 × 148,147.80
  4. Step 4: Simplify right side
    154,445.40x = 34,372,319,224.86
  5. Step 5: Solve for x
    x = 34,372,319,224.86/154,445.40
  6. Step 6: Final answer
    x = 222,553.21

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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.