Home / 91,176.28-125,818.15-50,892.64

Finding the Fourth Proportional to 91,176.28, 125,818.15 and 50,892.64

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Solution

The fourth proportional to 91,176.28, 125,818.15 and 50,892.64 is: 70,228.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,176.28 : 125,818.15 = 50,892.64 : x
  2. Step 2: Convert to fraction form
    91,176.28/125,818.15 = 50,892.64/x
  3. Step 3: Cross multiply
    91,176.28x = 125,818.15 × 50,892.64
  4. Step 4: Simplify right side
    91,176.28x = 6,403,217,244.41
  5. Step 5: Solve for x
    x = 6,403,217,244.41/91,176.28
  6. Step 6: Final answer
    x = 70,228.98

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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.