Home / 149,282.55-206,052.30-98,332.47

Finding the Fourth Proportional to 149,282.55, 206,052.30 and 98,332.47

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Solution

The fourth proportional to 149,282.55, 206,052.30 and 98,332.47 is: 135,726.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,282.55 : 206,052.30 = 98,332.47 : x
  2. Step 2: Convert to fraction form
    149,282.55/206,052.30 = 98,332.47/x
  3. Step 3: Cross multiply
    149,282.55x = 206,052.30 × 98,332.47
  4. Step 4: Simplify right side
    149,282.55x = 20,261,631,608.18
  5. Step 5: Solve for x
    x = 20,261,631,608.18/149,282.55
  6. Step 6: Final answer
    x = 135,726.72

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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.