Home / 135,930.42-187,518.88-95,666.52

Finding the Fourth Proportional to 135,930.42, 187,518.88 and 95,666.52

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Solution

The fourth proportional to 135,930.42, 187,518.88 and 95,666.52 is: 131,973.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,930.42 : 187,518.88 = 95,666.52 : x
  2. Step 2: Convert to fraction form
    135,930.42/187,518.88 = 95,666.52/x
  3. Step 3: Cross multiply
    135,930.42x = 187,518.88 × 95,666.52
  4. Step 4: Simplify right side
    135,930.42x = 17,939,278,683.90
  5. Step 5: Solve for x
    x = 17,939,278,683.90/135,930.42
  6. Step 6: Final answer
    x = 131,973.98

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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.