Home / 223,970.20-335,954.76-74,210.92

Finding the Fourth Proportional to 223,970.20, 335,954.76 and 74,210.92

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Solution

The fourth proportional to 223,970.20, 335,954.76 and 74,210.92 is: 111,316.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,970.20 : 335,954.76 = 74,210.92 : x
  2. Step 2: Convert to fraction form
    223,970.20/335,954.76 = 74,210.92/x
  3. Step 3: Cross multiply
    223,970.20x = 335,954.76 × 74,210.92
  4. Step 4: Simplify right side
    223,970.20x = 24,931,511,817.98
  5. Step 5: Solve for x
    x = 24,931,511,817.98/223,970.20
  6. Step 6: Final answer
    x = 111,316.20

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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.