Home / 89,149.95-123,026.45-48,865.41

Finding the Fourth Proportional to 89,149.95, 123,026.45 and 48,865.41

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Solution

The fourth proportional to 89,149.95, 123,026.45 and 48,865.41 is: 67,434.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,149.95 : 123,026.45 = 48,865.41 : x
  2. Step 2: Convert to fraction form
    89,149.95/123,026.45 = 48,865.41/x
  3. Step 3: Cross multiply
    89,149.95x = 123,026.45 × 48,865.41
  4. Step 4: Simplify right side
    89,149.95x = 6,011,737,675.77
  5. Step 5: Solve for x
    x = 6,011,737,675.77/89,149.95
  6. Step 6: Final answer
    x = 67,434.00

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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.