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Finding the Fourth Proportional to 66,452.41, 99,645.80 and 24,300.72

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Solution

The fourth proportional to 66,452.41, 99,645.80 and 24,300.72 is: 36,439.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,452.41 : 99,645.80 = 24,300.72 : x
  2. Step 2: Convert to fraction form
    66,452.41/99,645.80 = 24,300.72/x
  3. Step 3: Cross multiply
    66,452.41x = 99,645.80 × 24,300.72
  4. Step 4: Simplify right side
    66,452.41x = 2,421,464,065.24
  5. Step 5: Solve for x
    x = 2,421,464,065.24/66,452.41
  6. Step 6: Final answer
    x = 36,439.07

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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.