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Finding the Fourth Proportional to 268,151.67, 402,396.93 and 149,900.58

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Solution

The fourth proportional to 268,151.67, 402,396.93 and 149,900.58 is: 224,945.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,151.67 : 402,396.93 = 149,900.58 : x
  2. Step 2: Convert to fraction form
    268,151.67/402,396.93 = 149,900.58/x
  3. Step 3: Cross multiply
    268,151.67x = 402,396.93 × 149,900.58
  4. Step 4: Simplify right side
    268,151.67x = 60,319,533,197.22
  5. Step 5: Solve for x
    x = 60,319,533,197.22/268,151.67
  6. Step 6: Final answer
    x = 224,945.58

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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.