Home / 75,911.70-113,867.55-23,314.35

Finding the Fourth Proportional to 75,911.70, 113,867.55 and 23,314.35

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Solution

The fourth proportional to 75,911.70, 113,867.55 and 23,314.35 is: 34,971.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,911.70 : 113,867.55 = 23,314.35 : x
  2. Step 2: Convert to fraction form
    75,911.70/113,867.55 = 23,314.35/x
  3. Step 3: Cross multiply
    75,911.70x = 113,867.55 × 23,314.35
  4. Step 4: Simplify right side
    75,911.70x = 2,654,747,914.34
  5. Step 5: Solve for x
    x = 2,654,747,914.34/75,911.70
  6. Step 6: Final answer
    x = 34,971.53

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Similar ratio
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1.5x scale

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.