Home / 220,742.30-331,013.36-62,934.14

Finding the Fourth Proportional to 220,742.30, 331,013.36 and 62,934.14

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Solution

The fourth proportional to 220,742.30, 331,013.36 and 62,934.14 is: 94,372.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,742.30 : 331,013.36 = 62,934.14 : x
  2. Step 2: Convert to fraction form
    220,742.30/331,013.36 = 62,934.14/x
  3. Step 3: Cross multiply
    220,742.30x = 331,013.36 × 62,934.14
  4. Step 4: Simplify right side
    220,742.30x = 20,832,039,642.38
  5. Step 5: Solve for x
    x = 20,832,039,642.38/220,742.30
  6. Step 6: Final answer
    x = 94,372.67

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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.