Home / 67,738.40-101,195.60-43,851.35

Finding the Fourth Proportional to 67,738.40, 101,195.60 and 43,851.35

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Solution

The fourth proportional to 67,738.40, 101,195.60 and 43,851.35 is: 65,510.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,738.40 : 101,195.60 = 43,851.35 : x
  2. Step 2: Convert to fraction form
    67,738.40/101,195.60 = 43,851.35/x
  3. Step 3: Cross multiply
    67,738.40x = 101,195.60 × 43,851.35
  4. Step 4: Simplify right side
    67,738.40x = 4,437,563,793.18
  5. Step 5: Solve for x
    x = 4,437,563,793.18/67,738.40
  6. Step 6: Final answer
    x = 65,510.31

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.