Home / 226,587.49-312,706.02-149,974.59

Finding the Fourth Proportional to 226,587.49, 312,706.02 and 149,974.59

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Solution

The fourth proportional to 226,587.49, 312,706.02 and 149,974.59 is: 206,975.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,587.49 : 312,706.02 = 149,974.59 : x
  2. Step 2: Convert to fraction form
    226,587.49/312,706.02 = 149,974.59/x
  3. Step 3: Cross multiply
    226,587.49x = 312,706.02 × 149,974.59
  4. Step 4: Simplify right side
    226,587.49x = 46,897,957,140.03
  5. Step 5: Solve for x
    x = 46,897,957,140.03/226,587.49
  6. Step 6: Final answer
    x = 206,975.05

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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.