Home / 149,946.30-206,791.90-124,412.23

Finding the Fourth Proportional to 149,946.30, 206,791.90 and 124,412.23

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Solution

The fourth proportional to 149,946.30, 206,791.90 and 124,412.23 is: 171,577.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,946.30 : 206,791.90 = 124,412.23 : x
  2. Step 2: Convert to fraction form
    149,946.30/206,791.90 = 124,412.23/x
  3. Step 3: Cross multiply
    149,946.30x = 206,791.90 × 124,412.23
  4. Step 4: Simplify right side
    149,946.30x = 25,727,440,596.93
  5. Step 5: Solve for x
    x = 25,727,440,596.93/149,946.30
  6. Step 6: Final answer
    x = 171,577.70

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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.