Home / 67,213.28-92,749.95-38,532.59

Finding the Fourth Proportional to 67,213.28, 92,749.95 and 38,532.59

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Solution

The fourth proportional to 67,213.28, 92,749.95 and 38,532.59 is: 53,172.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,213.28 : 92,749.95 = 38,532.59 : x
  2. Step 2: Convert to fraction form
    67,213.28/92,749.95 = 38,532.59/x
  3. Step 3: Cross multiply
    67,213.28x = 92,749.95 × 38,532.59
  4. Step 4: Simplify right side
    67,213.28x = 3,573,895,795.87
  5. Step 5: Solve for x
    x = 3,573,895,795.87/67,213.28
  6. Step 6: Final answer
    x = 53,172.47

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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.