Home / 65,396.12-98,071.56-25,405.67

Finding the Fourth Proportional to 65,396.12, 98,071.56 and 25,405.67

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Solution

The fourth proportional to 65,396.12, 98,071.56 and 25,405.67 is: 38,099.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,396.12 : 98,071.56 = 25,405.67 : x
  2. Step 2: Convert to fraction form
    65,396.12/98,071.56 = 25,405.67/x
  3. Step 3: Cross multiply
    65,396.12x = 98,071.56 × 25,405.67
  4. Step 4: Simplify right side
    65,396.12x = 2,491,573,934.92
  5. Step 5: Solve for x
    x = 2,491,573,934.92/65,396.12
  6. Step 6: Final answer
    x = 38,099.72

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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.