Home / 67,121.46-92,597.58-38,807.10

Finding the Fourth Proportional to 67,121.46, 92,597.58 and 38,807.10

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Solution

The fourth proportional to 67,121.46, 92,597.58 and 38,807.10 is: 53,536.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,121.46 : 92,597.58 = 38,807.10 : x
  2. Step 2: Convert to fraction form
    67,121.46/92,597.58 = 38,807.10/x
  3. Step 3: Cross multiply
    67,121.46x = 92,597.58 × 38,807.10
  4. Step 4: Simplify right side
    67,121.46x = 3,593,443,546.82
  5. Step 5: Solve for x
    x = 3,593,443,546.82/67,121.46
  6. Step 6: Final answer
    x = 53,536.43

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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.