Home / 122,062.20-182,801.70-98,734.20

Finding the Fourth Proportional to 122,062.20, 182,801.70 and 98,734.20

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Solution

The fourth proportional to 122,062.20, 182,801.70 and 98,734.20 is: 147,865.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,062.20 : 182,801.70 = 98,734.20 : x
  2. Step 2: Convert to fraction form
    122,062.20/182,801.70 = 98,734.20/x
  3. Step 3: Cross multiply
    122,062.20x = 182,801.70 × 98,734.20
  4. Step 4: Simplify right side
    122,062.20x = 18,048,779,608.14
  5. Step 5: Solve for x
    x = 18,048,779,608.14/122,062.20
  6. Step 6: Final answer
    x = 147,865.43

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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.