Home / 67,365.22-92,963.97-38,686.75

Finding the Fourth Proportional to 67,365.22, 92,963.97 and 38,686.75

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Solution

The fourth proportional to 67,365.22, 92,963.97 and 38,686.75 is: 53,387.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,365.22 : 92,963.97 = 38,686.75 : x
  2. Step 2: Convert to fraction form
    67,365.22/92,963.97 = 38,686.75/x
  3. Step 3: Cross multiply
    67,365.22x = 92,963.97 × 38,686.75
  4. Step 4: Simplify right side
    67,365.22x = 3,596,473,866.40
  5. Step 5: Solve for x
    x = 3,596,473,866.40/67,365.22
  6. Step 6: Final answer
    x = 53,387.70

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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.