Home / 212,238.39-318,248.03-62,459.23

Finding the Fourth Proportional to 212,238.39, 318,248.03 and 62,459.23

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Solution

The fourth proportional to 212,238.39, 318,248.03 and 62,459.23 is: 93,656.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,238.39 : 318,248.03 = 62,459.23 : x
  2. Step 2: Convert to fraction form
    212,238.39/318,248.03 = 62,459.23/x
  3. Step 3: Cross multiply
    212,238.39x = 318,248.03 × 62,459.23
  4. Step 4: Simplify right side
    212,238.39x = 19,877,527,456.78
  5. Step 5: Solve for x
    x = 19,877,527,456.78/212,238.39
  6. Step 6: Final answer
    x = 93,656.61

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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.