Home / 67,133.16-92,655.36-38,854.44

Finding the Fourth Proportional to 67,133.16, 92,655.36 and 38,854.44

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Solution

The fourth proportional to 67,133.16, 92,655.36 and 38,854.44 is: 53,625.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,133.16 : 92,655.36 = 38,854.44 : x
  2. Step 2: Convert to fraction form
    67,133.16/92,655.36 = 38,854.44/x
  3. Step 3: Cross multiply
    67,133.16x = 92,655.36 × 38,854.44
  4. Step 4: Simplify right side
    67,133.16x = 3,600,072,125.80
  5. Step 5: Solve for x
    x = 3,600,072,125.80/67,133.16
  6. Step 6: Final answer
    x = 53,625.84

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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.