Home / 89,335.31-123,282.96-49,051.68

Finding the Fourth Proportional to 89,335.31, 123,282.96 and 49,051.68

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Solution

The fourth proportional to 89,335.31, 123,282.96 and 49,051.68 is: 67,691.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,335.31 : 123,282.96 = 49,051.68 : x
  2. Step 2: Convert to fraction form
    89,335.31/123,282.96 = 49,051.68/x
  3. Step 3: Cross multiply
    89,335.31x = 123,282.96 × 49,051.68
  4. Step 4: Simplify right side
    89,335.31x = 6,047,236,303.37
  5. Step 5: Solve for x
    x = 6,047,236,303.37/89,335.31
  6. Step 6: Final answer
    x = 67,691.45

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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.