Home / 65,211.30-97,849.35-25,769.70

Finding the Fourth Proportional to 65,211.30, 97,849.35 and 25,769.70

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Solution

The fourth proportional to 65,211.30, 97,849.35 and 25,769.70 is: 38,667.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,211.30 : 97,849.35 = 25,769.70 : x
  2. Step 2: Convert to fraction form
    65,211.30/97,849.35 = 25,769.70/x
  3. Step 3: Cross multiply
    65,211.30x = 97,849.35 × 25,769.70
  4. Step 4: Simplify right side
    65,211.30x = 2,521,548,394.70
  5. Step 5: Solve for x
    x = 2,521,548,394.70/65,211.30
  6. Step 6: Final answer
    x = 38,667.35

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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.