Home / 67,346.38-92,931.66-39,049

Finding the Fourth Proportional to 67,346.38, 92,931.66 and 39,049

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Solution

The fourth proportional to 67,346.38, 92,931.66 and 39,049 is: 53,883.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,346.38 : 92,931.66 = 39,049 : x
  2. Step 2: Convert to fraction form
    67,346.38/92,931.66 = 39,049/x
  3. Step 3: Cross multiply
    67,346.38x = 92,931.66 × 39,049
  4. Step 4: Simplify right side
    67,346.38x = 3,628,888,391.34
  5. Step 5: Solve for x
    x = 3,628,888,391.34/67,346.38
  6. Step 6: Final answer
    x = 53,883.94

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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.