Home / 130,748.67-195,937.59-54,765.37

Finding the Fourth Proportional to 130,748.67, 195,937.59 and 54,765.37

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Solution

The fourth proportional to 130,748.67, 195,937.59 and 54,765.37 is: 82,070.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,748.67 : 195,937.59 = 54,765.37 : x
  2. Step 2: Convert to fraction form
    130,748.67/195,937.59 = 54,765.37/x
  3. Step 3: Cross multiply
    130,748.67x = 195,937.59 × 54,765.37
  4. Step 4: Simplify right side
    130,748.67x = 10,730,594,613.26
  5. Step 5: Solve for x
    x = 10,730,594,613.26/130,748.67
  6. Step 6: Final answer
    x = 82,070.39

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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.