Home / 154,948.40-231,839.40-102,460.40

Finding the Fourth Proportional to 154,948.40, 231,839.40 and 102,460.40

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Solution

The fourth proportional to 154,948.40, 231,839.40 and 102,460.40 is: 153,304.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,948.40 : 231,839.40 = 102,460.40 : x
  2. Step 2: Convert to fraction form
    154,948.40/231,839.40 = 102,460.40/x
  3. Step 3: Cross multiply
    154,948.40x = 231,839.40 × 102,460.40
  4. Step 4: Simplify right side
    154,948.40x = 23,754,357,659.76
  5. Step 5: Solve for x
    x = 23,754,357,659.76/154,948.40
  6. Step 6: Final answer
    x = 153,304.96

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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.