Home / 89,213.52-123,108.54-48,926.40

Finding the Fourth Proportional to 89,213.52, 123,108.54 and 48,926.40

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Solution

The fourth proportional to 89,213.52, 123,108.54 and 48,926.40 is: 67,515.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,213.52 : 123,108.54 = 48,926.40 : x
  2. Step 2: Convert to fraction form
    89,213.52/123,108.54 = 48,926.40/x
  3. Step 3: Cross multiply
    89,213.52x = 123,108.54 × 48,926.40
  4. Step 4: Simplify right side
    89,213.52x = 6,023,257,671.46
  5. Step 5: Solve for x
    x = 6,023,257,671.46/89,213.52
  6. Step 6: Final answer
    x = 67,515.08

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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.