Home / 92,479.28-127,621.84-52,194.72

Finding the Fourth Proportional to 92,479.28, 127,621.84 and 52,194.72

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Solution

The fourth proportional to 92,479.28, 127,621.84 and 52,194.72 is: 72,028.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,479.28 : 127,621.84 = 52,194.72 : x
  2. Step 2: Convert to fraction form
    92,479.28/127,621.84 = 52,194.72/x
  3. Step 3: Cross multiply
    92,479.28x = 127,621.84 × 52,194.72
  4. Step 4: Simplify right side
    92,479.28x = 6,661,186,204.68
  5. Step 5: Solve for x
    x = 6,661,186,204.68/92,479.28
  6. Step 6: Final answer
    x = 72,028.96

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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.