Home / 89,182.20-123,070.95-48,897.66

Finding the Fourth Proportional to 89,182.20, 123,070.95 and 48,897.66

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Solution

The fourth proportional to 89,182.20, 123,070.95 and 48,897.66 is: 67,478.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,182.20 : 123,070.95 = 48,897.66 : x
  2. Step 2: Convert to fraction form
    89,182.20/123,070.95 = 48,897.66/x
  3. Step 3: Cross multiply
    89,182.20x = 123,070.95 × 48,897.66
  4. Step 4: Simplify right side
    89,182.20x = 6,017,881,468.98
  5. Step 5: Solve for x
    x = 6,017,881,468.98/89,182.20
  6. Step 6: Final answer
    x = 67,478.50

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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.