Home / 67,153.32-92,649.42-38,838.96

Finding the Fourth Proportional to 67,153.32, 92,649.42 and 38,838.96

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Solution

The fourth proportional to 67,153.32, 92,649.42 and 38,838.96 is: 53,584.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,153.32 : 92,649.42 = 38,838.96 : x
  2. Step 2: Convert to fraction form
    67,153.32/92,649.42 = 38,838.96/x
  3. Step 3: Cross multiply
    67,153.32x = 92,649.42 × 38,838.96
  4. Step 4: Simplify right side
    67,153.32x = 3,598,407,117.40
  5. Step 5: Solve for x
    x = 3,598,407,117.40/67,153.32
  6. Step 6: Final answer
    x = 53,584.95

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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.