Home / 187,926.96-281,889.12-45,770.48

Finding the Fourth Proportional to 187,926.96, 281,889.12 and 45,770.48

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Solution

The fourth proportional to 187,926.96, 281,889.12 and 45,770.48 is: 68,655.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,926.96 : 281,889.12 = 45,770.48 : x
  2. Step 2: Convert to fraction form
    187,926.96/281,889.12 = 45,770.48/x
  3. Step 3: Cross multiply
    187,926.96x = 281,889.12 × 45,770.48
  4. Step 4: Simplify right side
    187,926.96x = 12,902,200,329.18
  5. Step 5: Solve for x
    x = 12,902,200,329.18/187,926.96
  6. Step 6: Final answer
    x = 68,655.40

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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.