Home / 67,423.11-92,991.32-43,226.38

Finding the Fourth Proportional to 67,423.11, 92,991.32 and 43,226.38

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Solution

The fourth proportional to 67,423.11, 92,991.32 and 43,226.38 is: 59,618.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,423.11 : 92,991.32 = 43,226.38 : x
  2. Step 2: Convert to fraction form
    67,423.11/92,991.32 = 43,226.38/x
  3. Step 3: Cross multiply
    67,423.11x = 92,991.32 × 43,226.38
  4. Step 4: Simplify right side
    67,423.11x = 4,019,678,337.19
  5. Step 5: Solve for x
    x = 4,019,678,337.19/67,423.11
  6. Step 6: Final answer
    x = 59,618.70

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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.