Home / 266,195.34-367,351.47-145,339.02

Finding the Fourth Proportional to 266,195.34, 367,351.47 and 145,339.02

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Solution

The fourth proportional to 266,195.34, 367,351.47 and 145,339.02 is: 200,568.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,195.34 : 367,351.47 = 145,339.02 : x
  2. Step 2: Convert to fraction form
    266,195.34/367,351.47 = 145,339.02/x
  3. Step 3: Cross multiply
    266,195.34x = 367,351.47 × 145,339.02
  4. Step 4: Simplify right side
    266,195.34x = 53,390,502,645.36
  5. Step 5: Solve for x
    x = 53,390,502,645.36/266,195.34
  6. Step 6: Final answer
    x = 200,568.89

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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.