Home / 188,526.60-282,775.20-109,590.48

Finding the Fourth Proportional to 188,526.60, 282,775.20 and 109,590.48

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Solution

The fourth proportional to 188,526.60, 282,775.20 and 109,590.48 is: 164,377.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,526.60 : 282,775.20 = 109,590.48 : x
  2. Step 2: Convert to fraction form
    188,526.60/282,775.20 = 109,590.48/x
  3. Step 3: Cross multiply
    188,526.60x = 282,775.20 × 109,590.48
  4. Step 4: Simplify right side
    188,526.60x = 30,989,469,900.10
  5. Step 5: Solve for x
    x = 30,989,469,900.10/188,526.60
  6. Step 6: Final answer
    x = 164,377.17

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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.