Home / 147,867.18-221,864.31-48,057.96

Finding the Fourth Proportional to 147,867.18, 221,864.31 and 48,057.96

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Solution

The fourth proportional to 147,867.18, 221,864.31 and 48,057.96 is: 72,107.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,867.18 : 221,864.31 = 48,057.96 : x
  2. Step 2: Convert to fraction form
    147,867.18/221,864.31 = 48,057.96/x
  3. Step 3: Cross multiply
    147,867.18x = 221,864.31 × 48,057.96
  4. Step 4: Simplify right side
    147,867.18x = 10,662,346,135.41
  5. Step 5: Solve for x
    x = 10,662,346,135.41/147,867.18
  6. Step 6: Final answer
    x = 72,107.59

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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.