Home / 91,042.66-125,650.20-52,292.63

Finding the Fourth Proportional to 91,042.66, 125,650.20 and 52,292.63

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Solution

The fourth proportional to 91,042.66, 125,650.20 and 52,292.63 is: 72,170.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,042.66 : 125,650.20 = 52,292.63 : x
  2. Step 2: Convert to fraction form
    91,042.66/125,650.20 = 52,292.63/x
  3. Step 3: Cross multiply
    91,042.66x = 125,650.20 × 52,292.63
  4. Step 4: Simplify right side
    91,042.66x = 6,570,578,824.16
  5. Step 5: Solve for x
    x = 6,570,578,824.16/91,042.66
  6. Step 6: Final answer
    x = 72,170.33

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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.