Home / 67,174.95-92,638.50-41,685.45

Finding the Fourth Proportional to 67,174.95, 92,638.50 and 41,685.45

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Solution

The fourth proportional to 67,174.95, 92,638.50 and 41,685.45 is: 57,486.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,174.95 : 92,638.50 = 41,685.45 : x
  2. Step 2: Convert to fraction form
    67,174.95/92,638.50 = 41,685.45/x
  3. Step 3: Cross multiply
    67,174.95x = 92,638.50 × 41,685.45
  4. Step 4: Simplify right side
    67,174.95x = 3,861,677,559.83
  5. Step 5: Solve for x
    x = 3,861,677,559.83/67,174.95
  6. Step 6: Final answer
    x = 57,486.87

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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.