Home / 266,425.60-367,663.03-145,564.29

Finding the Fourth Proportional to 266,425.60, 367,663.03 and 145,564.29

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Solution

The fourth proportional to 266,425.60, 367,663.03 and 145,564.29 is: 200,876.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,425.60 : 367,663.03 = 145,564.29 : x
  2. Step 2: Convert to fraction form
    266,425.60/367,663.03 = 145,564.29/x
  3. Step 3: Cross multiply
    266,425.60x = 367,663.03 × 145,564.29
  4. Step 4: Simplify right side
    266,425.60x = 53,518,607,921.20
  5. Step 5: Solve for x
    x = 53,518,607,921.20/266,425.60
  6. Step 6: Final answer
    x = 200,876.37

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1.5x scale

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.