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Finding the Fourth Proportional to 66,352.52, 99,294.93 and 41,404.32

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Solution

The fourth proportional to 66,352.52, 99,294.93 and 41,404.32 is: 61,960.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,352.52 : 99,294.93 = 41,404.32 : x
  2. Step 2: Convert to fraction form
    66,352.52/99,294.93 = 41,404.32/x
  3. Step 3: Cross multiply
    66,352.52x = 99,294.93 × 41,404.32
  4. Step 4: Simplify right side
    66,352.52x = 4,111,239,056.10
  5. Step 5: Solve for x
    x = 4,111,239,056.10/66,352.52
  6. Step 6: Final answer
    x = 61,960.55

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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.