Home / 67,134.18-92,637.99-38,834.58

Finding the Fourth Proportional to 67,134.18, 92,637.99 and 38,834.58

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Solution

The fourth proportional to 67,134.18, 92,637.99 and 38,834.58 is: 53,587.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,134.18 : 92,637.99 = 38,834.58 : x
  2. Step 2: Convert to fraction form
    67,134.18/92,637.99 = 38,834.58/x
  3. Step 3: Cross multiply
    67,134.18x = 92,637.99 × 38,834.58
  4. Step 4: Simplify right side
    67,134.18x = 3,597,557,433.69
  5. Step 5: Solve for x
    x = 3,597,557,433.69/67,134.18
  6. Step 6: Final answer
    x = 53,587.57

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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.