Home / 95,131.11-142,572.73-53,009.49

Finding the Fourth Proportional to 95,131.11, 142,572.73 and 53,009.49

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Solution

The fourth proportional to 95,131.11, 142,572.73 and 53,009.49 is: 79,445.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,131.11 : 142,572.73 = 53,009.49 : x
  2. Step 2: Convert to fraction form
    95,131.11/142,572.73 = 53,009.49/x
  3. Step 3: Cross multiply
    95,131.11x = 142,572.73 × 53,009.49
  4. Step 4: Simplify right side
    95,131.11x = 7,557,707,705.21
  5. Step 5: Solve for x
    x = 7,557,707,705.21/95,131.11
  6. Step 6: Final answer
    x = 79,445.18

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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.