Home / 212,233.32-318,240.45-62,454.15

Finding the Fourth Proportional to 212,233.32, 318,240.45 and 62,454.15

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Solution

The fourth proportional to 212,233.32, 318,240.45 and 62,454.15 is: 93,648.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,233.32 : 318,240.45 = 62,454.15 : x
  2. Step 2: Convert to fraction form
    212,233.32/318,240.45 = 62,454.15/x
  3. Step 3: Cross multiply
    212,233.32x = 318,240.45 × 62,454.15
  4. Step 4: Simplify right side
    212,233.32x = 19,875,436,800.37
  5. Step 5: Solve for x
    x = 19,875,436,800.37/212,233.32
  6. Step 6: Final answer
    x = 93,648.99

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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.