Home / 91,990.10-126,952.17-60,244.58

Finding the Fourth Proportional to 91,990.10, 126,952.17 and 60,244.58

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Solution

The fourth proportional to 91,990.10, 126,952.17 and 60,244.58 is: 83,141.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,990.10 : 126,952.17 = 60,244.58 : x
  2. Step 2: Convert to fraction form
    91,990.10/126,952.17 = 60,244.58/x
  3. Step 3: Cross multiply
    91,990.10x = 126,952.17 × 60,244.58
  4. Step 4: Simplify right side
    91,990.10x = 7,648,180,161.74
  5. Step 5: Solve for x
    x = 7,648,180,161.74/91,990.10
  6. Step 6: Final answer
    x = 83,141.34

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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.