Home / 352,005.16-527,951.58-102,628.84

Finding the Fourth Proportional to 352,005.16, 527,951.58 and 102,628.84

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Solution

The fourth proportional to 352,005.16, 527,951.58 and 102,628.84 is: 153,926.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,005.16 : 527,951.58 = 102,628.84 : x
  2. Step 2: Convert to fraction form
    352,005.16/527,951.58 = 102,628.84/x
  3. Step 3: Cross multiply
    352,005.16x = 527,951.58 × 102,628.84
  4. Step 4: Simplify right side
    352,005.16x = 54,183,058,231.57
  5. Step 5: Solve for x
    x = 54,183,058,231.57/352,005.16
  6. Step 6: Final answer
    x = 153,926.89

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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.