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Finding the Fourth Proportional to 75,188.40, 103,752.76 and 44,967.60

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Solution

The fourth proportional to 75,188.40, 103,752.76 and 44,967.60 is: 62,050.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,188.40 : 103,752.76 = 44,967.60 : x
  2. Step 2: Convert to fraction form
    75,188.40/103,752.76 = 44,967.60/x
  3. Step 3: Cross multiply
    75,188.40x = 103,752.76 × 44,967.60
  4. Step 4: Simplify right side
    75,188.40x = 4,665,512,610.58
  5. Step 5: Solve for x
    x = 4,665,512,610.58/75,188.40
  6. Step 6: Final answer
    x = 62,050.96

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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.