Home / 212,248.32-318,262.92-62,469.20

Finding the Fourth Proportional to 212,248.32, 318,262.92 and 62,469.20

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Solution

The fourth proportional to 212,248.32, 318,262.92 and 62,469.20 is: 93,671.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,248.32 : 318,262.92 = 62,469.20 : x
  2. Step 2: Convert to fraction form
    212,248.32/318,262.92 = 62,469.20/x
  3. Step 3: Cross multiply
    212,248.32x = 318,262.92 × 62,469.20
  4. Step 4: Simplify right side
    212,248.32x = 19,881,630,002.06
  5. Step 5: Solve for x
    x = 19,881,630,002.06/212,248.32
  6. Step 6: Final answer
    x = 93,671.55

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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.