Home / 269,988.03-372,573.81-149,123.07

Finding the Fourth Proportional to 269,988.03, 372,573.81 and 149,123.07

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Solution

The fourth proportional to 269,988.03, 372,573.81 and 149,123.07 is: 205,784.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,988.03 : 372,573.81 = 149,123.07 : x
  2. Step 2: Convert to fraction form
    269,988.03/372,573.81 = 149,123.07/x
  3. Step 3: Cross multiply
    269,988.03x = 372,573.81 × 149,123.07
  4. Step 4: Simplify right side
    269,988.03x = 55,559,350,348.80
  5. Step 5: Solve for x
    x = 55,559,350,348.80/269,988.03
  6. Step 6: Final answer
    x = 205,784.49

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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.