Home / 219,724.23-329,209.66-147,541.84

Finding the Fourth Proportional to 219,724.23, 329,209.66 and 147,541.84

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Solution

The fourth proportional to 219,724.23, 329,209.66 and 147,541.84 is: 221,059.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,724.23 : 329,209.66 = 147,541.84 : x
  2. Step 2: Convert to fraction form
    219,724.23/329,209.66 = 147,541.84/x
  3. Step 3: Cross multiply
    219,724.23x = 329,209.66 × 147,541.84
  4. Step 4: Simplify right side
    219,724.23x = 48,572,200,499.63
  5. Step 5: Solve for x
    x = 48,572,200,499.63/219,724.23
  6. Step 6: Final answer
    x = 221,059.82

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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.