Home / 67,131.13-92,641.63-36,916.66

Finding the Fourth Proportional to 67,131.13, 92,641.63 and 36,916.66

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Solution

The fourth proportional to 67,131.13, 92,641.63 and 36,916.66 is: 50,945.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,131.13 : 92,641.63 = 36,916.66 : x
  2. Step 2: Convert to fraction form
    67,131.13/92,641.63 = 36,916.66/x
  3. Step 3: Cross multiply
    67,131.13x = 92,641.63 × 36,916.66
  4. Step 4: Simplify right side
    67,131.13x = 3,420,019,093.35
  5. Step 5: Solve for x
    x = 3,420,019,093.35/67,131.13
  6. Step 6: Final answer
    x = 50,945.36

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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.