Home / 212,347.76-318,451.88-94,016.56

Finding the Fourth Proportional to 212,347.76, 318,451.88 and 94,016.56

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Solution

The fourth proportional to 212,347.76, 318,451.88 and 94,016.56 is: 140,993.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,347.76 : 318,451.88 = 94,016.56 : x
  2. Step 2: Convert to fraction form
    212,347.76/318,451.88 = 94,016.56/x
  3. Step 3: Cross multiply
    212,347.76x = 318,451.88 × 94,016.56
  4. Step 4: Simplify right side
    212,347.76x = 29,939,750,283.13
  5. Step 5: Solve for x
    x = 29,939,750,283.13/212,347.76
  6. Step 6: Final answer
    x = 140,993.95

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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.