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Finding the Fourth Proportional to 187,594.75, 281,444.84 and 75,353.77

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Solution

The fourth proportional to 187,594.75, 281,444.84 and 75,353.77 is: 113,051.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,594.75 : 281,444.84 = 75,353.77 : x
  2. Step 2: Convert to fraction form
    187,594.75/281,444.84 = 75,353.77/x
  3. Step 3: Cross multiply
    187,594.75x = 281,444.84 × 75,353.77
  4. Step 4: Simplify right side
    187,594.75x = 21,207,929,741.05
  5. Step 5: Solve for x
    x = 21,207,929,741.05/187,594.75
  6. Step 6: Final answer
    x = 113,051.83

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1.5x scale

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.