Home / 100,884.06-151,346.16-34,306.34

Finding the Fourth Proportional to 100,884.06, 151,346.16 and 34,306.34

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Solution

The fourth proportional to 100,884.06, 151,346.16 and 34,306.34 is: 51,466.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,884.06 : 151,346.16 = 34,306.34 : x
  2. Step 2: Convert to fraction form
    100,884.06/151,346.16 = 34,306.34/x
  3. Step 3: Cross multiply
    100,884.06x = 151,346.16 × 34,306.34
  4. Step 4: Simplify right side
    100,884.06x = 5,192,132,065.92
  5. Step 5: Solve for x
    x = 5,192,132,065.92/100,884.06
  6. Step 6: Final answer
    x = 51,466.33

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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.