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Finding the Fourth Proportional to 67,165.55, 92,750.69 and 43,333.19

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Solution

The fourth proportional to 67,165.55, 92,750.69 and 43,333.19 is: 59,839.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,165.55 : 92,750.69 = 43,333.19 : x
  2. Step 2: Convert to fraction form
    67,165.55/92,750.69 = 43,333.19/x
  3. Step 3: Cross multiply
    67,165.55x = 92,750.69 × 43,333.19
  4. Step 4: Simplify right side
    67,165.55x = 4,019,182,916.98
  5. Step 5: Solve for x
    x = 4,019,182,916.98/67,165.55
  6. Step 6: Final answer
    x = 59,839.95

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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.