Home / 146,151.42-201,530.90-126,865.93

Finding the Fourth Proportional to 146,151.42, 201,530.90 and 126,865.93

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Solution

The fourth proportional to 146,151.42, 201,530.90 and 126,865.93 is: 174,937.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,151.42 : 201,530.90 = 126,865.93 : x
  2. Step 2: Convert to fraction form
    146,151.42/201,530.90 = 126,865.93/x
  3. Step 3: Cross multiply
    146,151.42x = 201,530.90 × 126,865.93
  4. Step 4: Simplify right side
    146,151.42x = 25,567,405,243.45
  5. Step 5: Solve for x
    x = 25,567,405,243.45/146,151.42
  6. Step 6: Final answer
    x = 174,937.78

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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.