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Finding the Fourth Proportional to 201,660.48, 302,554.28 and 95,040.11

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Solution

The fourth proportional to 201,660.48, 302,554.28 and 95,040.11 is: 142,590.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,660.48 : 302,554.28 = 95,040.11 : x
  2. Step 2: Convert to fraction form
    201,660.48/302,554.28 = 95,040.11/x
  3. Step 3: Cross multiply
    201,660.48x = 302,554.28 × 95,040.11
  4. Step 4: Simplify right side
    201,660.48x = 28,754,793,046.16
  5. Step 5: Solve for x
    x = 28,754,793,046.16/201,660.48
  6. Step 6: Final answer
    x = 142,590.12

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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.