Home / 67,086.40-92,607.48-45,286.96

Finding the Fourth Proportional to 67,086.40, 92,607.48 and 45,286.96

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Solution

The fourth proportional to 67,086.40, 92,607.48 and 45,286.96 is: 62,515.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,086.40 : 92,607.48 = 45,286.96 : x
  2. Step 2: Convert to fraction form
    67,086.40/92,607.48 = 45,286.96/x
  3. Step 3: Cross multiply
    67,086.40x = 92,607.48 × 45,286.96
  4. Step 4: Simplify right side
    67,086.40x = 4,193,911,242.46
  5. Step 5: Solve for x
    x = 4,193,911,242.46/67,086.40
  6. Step 6: Final answer
    x = 62,515.07

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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.