Home / 218,065.74-327,097.68-58,141.35

Finding the Fourth Proportional to 218,065.74, 327,097.68 and 58,141.35

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Solution

The fourth proportional to 218,065.74, 327,097.68 and 58,141.35 is: 87,211.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,065.74 : 327,097.68 = 58,141.35 : x
  2. Step 2: Convert to fraction form
    218,065.74/327,097.68 = 58,141.35/x
  3. Step 3: Cross multiply
    218,065.74x = 327,097.68 × 58,141.35
  4. Step 4: Simplify right side
    218,065.74x = 19,017,900,697.07
  5. Step 5: Solve for x
    x = 19,017,900,697.07/218,065.74
  6. Step 6: Final answer
    x = 87,211.78

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1.5x scale

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.