Home / 226,707.06-339,988.08-74,870.34

Finding the Fourth Proportional to 226,707.06, 339,988.08 and 74,870.34

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Solution

The fourth proportional to 226,707.06, 339,988.08 and 74,870.34 is: 112,281.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,707.06 : 339,988.08 = 74,870.34 : x
  2. Step 2: Convert to fraction form
    226,707.06/339,988.08 = 74,870.34/x
  3. Step 3: Cross multiply
    226,707.06x = 339,988.08 × 74,870.34
  4. Step 4: Simplify right side
    226,707.06x = 25,455,023,145.55
  5. Step 5: Solve for x
    x = 25,455,023,145.55/226,707.06
  6. Step 6: Final answer
    x = 112,281.56

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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.