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Finding the Fourth Proportional to 148,658.93, 222,986.45 and 36,340.13

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Solution

The fourth proportional to 148,658.93, 222,986.45 and 36,340.13 is: 54,509.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,658.93 : 222,986.45 = 36,340.13 : x
  2. Step 2: Convert to fraction form
    148,658.93/222,986.45 = 36,340.13/x
  3. Step 3: Cross multiply
    148,658.93x = 222,986.45 × 36,340.13
  4. Step 4: Simplify right side
    148,658.93x = 8,103,355,420.88
  5. Step 5: Solve for x
    x = 8,103,355,420.88/148,658.93
  6. Step 6: Final answer
    x = 54,509.71

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1.5x scale

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.