Home / 149,397.24-206,153.56-88,955.88

Finding the Fourth Proportional to 149,397.24, 206,153.56 and 88,955.88

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Solution

The fourth proportional to 149,397.24, 206,153.56 and 88,955.88 is: 122,750.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,397.24 : 206,153.56 = 88,955.88 : x
  2. Step 2: Convert to fraction form
    149,397.24/206,153.56 = 88,955.88/x
  3. Step 3: Cross multiply
    149,397.24x = 206,153.56 × 88,955.88
  4. Step 4: Simplify right side
    149,397.24x = 18,338,571,344.93
  5. Step 5: Solve for x
    x = 18,338,571,344.93/149,397.24
  6. Step 6: Final answer
    x = 122,750.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.