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Finding the Fourth Proportional to 134,460.78, 185,613.48 and 95,723.70

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Solution

The fourth proportional to 134,460.78, 185,613.48 and 95,723.70 is: 132,139.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,460.78 : 185,613.48 = 95,723.70 : x
  2. Step 2: Convert to fraction form
    134,460.78/185,613.48 = 95,723.70/x
  3. Step 3: Cross multiply
    134,460.78x = 185,613.48 × 95,723.70
  4. Step 4: Simplify right side
    134,460.78x = 17,767,609,075.48
  5. Step 5: Solve for x
    x = 17,767,609,075.48/134,460.78
  6. Step 6: Final answer
    x = 132,139.71

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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.