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Finding the Fourth Proportional to 65,275.50, 97,761.39 and 63,479.67

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Solution

The fourth proportional to 65,275.50, 97,761.39 and 63,479.67 is: 95,071.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,275.50 : 97,761.39 = 63,479.67 : x
  2. Step 2: Convert to fraction form
    65,275.50/97,761.39 = 63,479.67/x
  3. Step 3: Cross multiply
    65,275.50x = 97,761.39 × 63,479.67
  4. Step 4: Simplify right side
    65,275.50x = 6,205,860,775.94
  5. Step 5: Solve for x
    x = 6,205,860,775.94/65,275.50
  6. Step 6: Final answer
    x = 95,071.82

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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.