Home / 67,158.36-92,680.90-36,945.96

Finding the Fourth Proportional to 67,158.36, 92,680.90 and 36,945.96

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Solution

The fourth proportional to 67,158.36, 92,680.90 and 36,945.96 is: 50,986.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,158.36 : 92,680.90 = 36,945.96 : x
  2. Step 2: Convert to fraction form
    67,158.36/92,680.90 = 36,945.96/x
  3. Step 3: Cross multiply
    67,158.36x = 92,680.90 × 36,945.96
  4. Step 4: Simplify right side
    67,158.36x = 3,424,184,824.16
  5. Step 5: Solve for x
    x = 3,424,184,824.16/67,158.36
  6. Step 6: Final answer
    x = 50,986.72

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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.