Home / 89,335.08-123,282.65-49,051.46

Finding the Fourth Proportional to 89,335.08, 123,282.65 and 49,051.46

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Solution

The fourth proportional to 89,335.08, 123,282.65 and 49,051.46 is: 67,691.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,335.08 : 123,282.65 = 49,051.46 : x
  2. Step 2: Convert to fraction form
    89,335.08/123,282.65 = 49,051.46/x
  3. Step 3: Cross multiply
    89,335.08x = 123,282.65 × 49,051.46
  4. Step 4: Simplify right side
    89,335.08x = 6,047,194,406.00
  5. Step 5: Solve for x
    x = 6,047,194,406.00/89,335.08
  6. Step 6: Final answer
    x = 67,691.15

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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.