Home / 212,441.96-318,553.16-62,663.18

Finding the Fourth Proportional to 212,441.96, 318,553.16 and 62,663.18

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Solution

The fourth proportional to 212,441.96, 318,553.16 and 62,663.18 is: 93,962.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,441.96 : 318,553.16 = 62,663.18 : x
  2. Step 2: Convert to fraction form
    212,441.96/318,553.16 = 62,663.18/x
  3. Step 3: Cross multiply
    212,441.96x = 318,553.16 × 62,663.18
  4. Step 4: Simplify right side
    212,441.96x = 19,961,554,004.65
  5. Step 5: Solve for x
    x = 19,961,554,004.65/212,441.96
  6. Step 6: Final answer
    x = 93,962.39

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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.