Home / 123,334.21-185,020.62-52,256.98

Finding the Fourth Proportional to 123,334.21, 185,020.62 and 52,256.98

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Solution

The fourth proportional to 123,334.21, 185,020.62 and 52,256.98 is: 78,393.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,334.21 : 185,020.62 = 52,256.98 : x
  2. Step 2: Convert to fraction form
    123,334.21/185,020.62 = 52,256.98/x
  3. Step 3: Cross multiply
    123,334.21x = 185,020.62 × 52,256.98
  4. Step 4: Simplify right side
    123,334.21x = 9,668,618,838.93
  5. Step 5: Solve for x
    x = 9,668,618,838.93/123,334.21
  6. Step 6: Final answer
    x = 78,393.65

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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.