Home / 84,241.16-126,389.08-25,077.34

Finding the Fourth Proportional to 84,241.16, 126,389.08 and 25,077.34

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Solution

The fourth proportional to 84,241.16, 126,389.08 and 25,077.34 is: 37,624.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,241.16 : 126,389.08 = 25,077.34 : x
  2. Step 2: Convert to fraction form
    84,241.16/126,389.08 = 25,077.34/x
  3. Step 3: Cross multiply
    84,241.16x = 126,389.08 × 25,077.34
  4. Step 4: Simplify right side
    84,241.16x = 3,169,501,979.72
  5. Step 5: Solve for x
    x = 3,169,501,979.72/84,241.16
  6. Step 6: Final answer
    x = 37,624.15

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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.