Home / 67,219.97-92,752.70-38,534.36

Finding the Fourth Proportional to 67,219.97, 92,752.70 and 38,534.36

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Solution

The fourth proportional to 67,219.97, 92,752.70 and 38,534.36 is: 53,171.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,219.97 : 92,752.70 = 38,534.36 : x
  2. Step 2: Convert to fraction form
    67,219.97/92,752.70 = 38,534.36/x
  3. Step 3: Cross multiply
    67,219.97x = 92,752.70 × 38,534.36
  4. Step 4: Simplify right side
    67,219.97x = 3,574,165,276.34
  5. Step 5: Solve for x
    x = 3,574,165,276.34/67,219.97
  6. Step 6: Final answer
    x = 53,171.19

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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.