Home / 89,278.61-123,204.69-48,992.70

Finding the Fourth Proportional to 89,278.61, 123,204.69 and 48,992.70

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Solution

The fourth proportional to 89,278.61, 123,204.69 and 48,992.70 is: 67,610.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,278.61 : 123,204.69 = 48,992.70 : x
  2. Step 2: Convert to fraction form
    89,278.61/123,204.69 = 48,992.70/x
  3. Step 3: Cross multiply
    89,278.61x = 123,204.69 × 48,992.70
  4. Step 4: Simplify right side
    89,278.61x = 6,036,129,677.26
  5. Step 5: Solve for x
    x = 6,036,129,677.26/89,278.61
  6. Step 6: Final answer
    x = 67,610.03

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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.