Home / 221,829.12-332,799.81-61,905.04

Finding the Fourth Proportional to 221,829.12, 332,799.81 and 61,905.04

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Solution

The fourth proportional to 221,829.12, 332,799.81 and 61,905.04 is: 92,873.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,829.12 : 332,799.81 = 61,905.04 : x
  2. Step 2: Convert to fraction form
    221,829.12/332,799.81 = 61,905.04/x
  3. Step 3: Cross multiply
    221,829.12x = 332,799.81 × 61,905.04
  4. Step 4: Simplify right side
    221,829.12x = 20,601,983,886.04
  5. Step 5: Solve for x
    x = 20,601,983,886.04/221,829.12
  6. Step 6: Final answer
    x = 92,873.22

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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.