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Finding the Fourth Proportional to 60,167.89, 90,284.64 and 26,886.61

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Solution

The fourth proportional to 60,167.89, 90,284.64 and 26,886.61 is: 40,344.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,167.89 : 90,284.64 = 26,886.61 : x
  2. Step 2: Convert to fraction form
    60,167.89/90,284.64 = 26,886.61/x
  3. Step 3: Cross multiply
    60,167.89x = 90,284.64 × 26,886.61
  4. Step 4: Simplify right side
    60,167.89x = 2,427,447,904.67
  5. Step 5: Solve for x
    x = 2,427,447,904.67/60,167.89
  6. Step 6: Final answer
    x = 40,344.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.