Home / 95,259.76-131,398.21-61,209.70

Finding the Fourth Proportional to 95,259.76, 131,398.21 and 61,209.70

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Solution

The fourth proportional to 95,259.76, 131,398.21 and 61,209.70 is: 84,430.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,259.76 : 131,398.21 = 61,209.70 : x
  2. Step 2: Convert to fraction form
    95,259.76/131,398.21 = 61,209.70/x
  3. Step 3: Cross multiply
    95,259.76x = 131,398.21 × 61,209.70
  4. Step 4: Simplify right side
    95,259.76x = 8,042,845,014.64
  5. Step 5: Solve for x
    x = 8,042,845,014.64/95,259.76
  6. Step 6: Final answer
    x = 84,430.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.