Home / 90,535.65-135,817.77-27,347.92

Finding the Fourth Proportional to 90,535.65, 135,817.77 and 27,347.92

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Solution

The fourth proportional to 90,535.65, 135,817.77 and 27,347.92 is: 41,026.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,535.65 : 135,817.77 = 27,347.92 : x
  2. Step 2: Convert to fraction form
    90,535.65/135,817.77 = 27,347.92/x
  3. Step 3: Cross multiply
    90,535.65x = 135,817.77 × 27,347.92
  4. Step 4: Simplify right side
    90,535.65x = 3,714,333,805.42
  5. Step 5: Solve for x
    x = 3,714,333,805.42/90,535.65
  6. Step 6: Final answer
    x = 41,026.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.