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Finding the Fourth Proportional to 162,969.11, 244,453.86 and 44,641.47

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Solution

The fourth proportional to 162,969.11, 244,453.86 and 44,641.47 is: 66,962.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,969.11 : 244,453.86 = 44,641.47 : x
  2. Step 2: Convert to fraction form
    162,969.11/244,453.86 = 44,641.47/x
  3. Step 3: Cross multiply
    162,969.11x = 244,453.86 × 44,641.47
  4. Step 4: Simplify right side
    162,969.11x = 10,912,779,657.57
  5. Step 5: Solve for x
    x = 10,912,779,657.57/162,969.11
  6. Step 6: Final answer
    x = 66,962.26

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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.