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Finding the Fourth Proportional to 66,492.76, 99,505.02 and 41,544.52

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Solution

The fourth proportional to 66,492.76, 99,505.02 and 41,544.52 is: 62,170.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,492.76 : 99,505.02 = 41,544.52 : x
  2. Step 2: Convert to fraction form
    66,492.76/99,505.02 = 41,544.52/x
  3. Step 3: Cross multiply
    66,492.76x = 99,505.02 × 41,544.52
  4. Step 4: Simplify right side
    66,492.76x = 4,133,888,293.49
  5. Step 5: Solve for x
    x = 4,133,888,293.49/66,492.76
  6. Step 6: Final answer
    x = 62,170.50

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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.