Home / 67,156.59-92,645.07-40,252.38

Finding the Fourth Proportional to 67,156.59, 92,645.07 and 40,252.38

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Solution

The fourth proportional to 67,156.59, 92,645.07 and 40,252.38 is: 55,529.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,156.59 : 92,645.07 = 40,252.38 : x
  2. Step 2: Convert to fraction form
    67,156.59/92,645.07 = 40,252.38/x
  3. Step 3: Cross multiply
    67,156.59x = 92,645.07 × 40,252.38
  4. Step 4: Simplify right side
    67,156.59x = 3,729,184,064.40
  5. Step 5: Solve for x
    x = 3,729,184,064.40/67,156.59
  6. Step 6: Final answer
    x = 55,529.68

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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.