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Finding the Fourth Proportional to 52,491.07, 72,393.11 and 44,354.54

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Solution

The fourth proportional to 52,491.07, 72,393.11 and 44,354.54 is: 61,171.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,491.07 : 72,393.11 = 44,354.54 : x
  2. Step 2: Convert to fraction form
    52,491.07/72,393.11 = 44,354.54/x
  3. Step 3: Cross multiply
    52,491.07x = 72,393.11 × 44,354.54
  4. Step 4: Simplify right side
    52,491.07x = 3,210,962,731.25
  5. Step 5: Solve for x
    x = 3,210,962,731.25/52,491.07
  6. Step 6: Final answer
    x = 61,171.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.