Home / 67,125.23-92,638.72-36,915.87

Finding the Fourth Proportional to 67,125.23, 92,638.72 and 36,915.87

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Solution

The fourth proportional to 67,125.23, 92,638.72 and 36,915.87 is: 50,947.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,125.23 : 92,638.72 = 36,915.87 : x
  2. Step 2: Convert to fraction form
    67,125.23/92,638.72 = 36,915.87/x
  3. Step 3: Cross multiply
    67,125.23x = 92,638.72 × 36,915.87
  4. Step 4: Simplify right side
    67,125.23x = 3,419,838,944.49
  5. Step 5: Solve for x
    x = 3,419,838,944.49/67,125.23
  6. Step 6: Final answer
    x = 50,947.15

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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.