Home / 161,308.80-241,685.28-125,840.16

Finding the Fourth Proportional to 161,308.80, 241,685.28 and 125,840.16

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Solution

The fourth proportional to 161,308.80, 241,685.28 and 125,840.16 is: 188,543.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,308.80 : 241,685.28 = 125,840.16 : x
  2. Step 2: Convert to fraction form
    161,308.80/241,685.28 = 125,840.16/x
  3. Step 3: Cross multiply
    161,308.80x = 241,685.28 × 125,840.16
  4. Step 4: Simplify right side
    161,308.80x = 30,413,714,304.84
  5. Step 5: Solve for x
    x = 30,413,714,304.84/161,308.80
  6. Step 6: Final answer
    x = 188,543.43

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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.