Home / 212,013.95-318,018.27-62,248.83

Finding the Fourth Proportional to 212,013.95, 318,018.27 and 62,248.83

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Solution

The fourth proportional to 212,013.95, 318,018.27 and 62,248.83 is: 93,372.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,013.95 : 318,018.27 = 62,248.83 : x
  2. Step 2: Convert to fraction form
    212,013.95/318,018.27 = 62,248.83/x
  3. Step 3: Cross multiply
    212,013.95x = 318,018.27 × 62,248.83
  4. Step 4: Simplify right side
    212,013.95x = 19,796,265,226.12
  5. Step 5: Solve for x
    x = 19,796,265,226.12/212,013.95
  6. Step 6: Final answer
    x = 93,372.47

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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.