Home / 84,394.10-126,572.31-25,222.08

Finding the Fourth Proportional to 84,394.10, 126,572.31 and 25,222.08

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Solution

The fourth proportional to 84,394.10, 126,572.31 and 25,222.08 is: 37,827.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,394.10 : 126,572.31 = 25,222.08 : x
  2. Step 2: Convert to fraction form
    84,394.10/126,572.31 = 25,222.08/x
  3. Step 3: Cross multiply
    84,394.10x = 126,572.31 × 25,222.08
  4. Step 4: Simplify right side
    84,394.10x = 3,192,416,928.60
  5. Step 5: Solve for x
    x = 3,192,416,928.60/84,394.10
  6. Step 6: Final answer
    x = 37,827.49

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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.