Home / 67,340.18-92,926.64-36,712.61

Finding the Fourth Proportional to 67,340.18, 92,926.64 and 36,712.61

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Solution

The fourth proportional to 67,340.18, 92,926.64 and 36,712.61 is: 50,661.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,340.18 : 92,926.64 = 36,712.61 : x
  2. Step 2: Convert to fraction form
    67,340.18/92,926.64 = 36,712.61/x
  3. Step 3: Cross multiply
    67,340.18x = 92,926.64 × 36,712.61
  4. Step 4: Simplify right side
    67,340.18x = 3,411,579,468.55
  5. Step 5: Solve for x
    x = 3,411,579,468.55/67,340.18
  6. Step 6: Final answer
    x = 50,661.87

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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.