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Finding the Fourth Proportional to 75,562.90, 104,279.06 and 41,574.90

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Solution

The fourth proportional to 75,562.90, 104,279.06 and 41,574.90 is: 57,374.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,562.90 : 104,279.06 = 41,574.90 : x
  2. Step 2: Convert to fraction form
    75,562.90/104,279.06 = 41,574.90/x
  3. Step 3: Cross multiply
    75,562.90x = 104,279.06 × 41,574.90
  4. Step 4: Simplify right side
    75,562.90x = 4,335,391,491.59
  5. Step 5: Solve for x
    x = 4,335,391,491.59/75,562.90
  6. Step 6: Final answer
    x = 57,374.60

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1.5x scale

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.