Home / 90,808.56-136,178.28-41,526

Finding the Fourth Proportional to 90,808.56, 136,178.28 and 41,526

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Solution

The fourth proportional to 90,808.56, 136,178.28 and 41,526 is: 62,273.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,808.56 : 136,178.28 = 41,526 : x
  2. Step 2: Convert to fraction form
    90,808.56/136,178.28 = 41,526/x
  3. Step 3: Cross multiply
    90,808.56x = 136,178.28 × 41,526
  4. Step 4: Simplify right side
    90,808.56x = 5,654,939,255.28
  5. Step 5: Solve for x
    x = 5,654,939,255.28/90,808.56
  6. Step 6: Final answer
    x = 62,273.20

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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.