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Finding the Fourth Proportional to 65,952.45, 98,955.99 and 36,367.74

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Solution

The fourth proportional to 65,952.45, 98,955.99 and 36,367.74 is: 54,566.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,952.45 : 98,955.99 = 36,367.74 : x
  2. Step 2: Convert to fraction form
    65,952.45/98,955.99 = 36,367.74/x
  3. Step 3: Cross multiply
    65,952.45x = 98,955.99 × 36,367.74
  4. Step 4: Simplify right side
    65,952.45x = 3,598,805,715.76
  5. Step 5: Solve for x
    x = 3,598,805,715.76/65,952.45
  6. Step 6: Final answer
    x = 54,566.67

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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.