Home / 162,261.33-225,066.22-157,945.65

Finding the Fourth Proportional to 162,261.33, 225,066.22 and 157,945.65

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Solution

The fourth proportional to 162,261.33, 225,066.22 and 157,945.65 is: 219,080.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,261.33 : 225,066.22 = 157,945.65 : x
  2. Step 2: Convert to fraction form
    162,261.33/225,066.22 = 157,945.65/x
  3. Step 3: Cross multiply
    162,261.33x = 225,066.22 × 157,945.65
  4. Step 4: Simplify right side
    162,261.33x = 35,548,230,016.08
  5. Step 5: Solve for x
    x = 35,548,230,016.08/162,261.33
  6. Step 6: Final answer
    x = 219,080.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.