Home / 122,401.80-183,252.30-75,337.80

Finding the Fourth Proportional to 122,401.80, 183,252.30 and 75,337.80

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Solution

The fourth proportional to 122,401.80, 183,252.30 and 75,337.80 is: 112,791.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,401.80 : 183,252.30 = 75,337.80 : x
  2. Step 2: Convert to fraction form
    122,401.80/183,252.30 = 75,337.80/x
  3. Step 3: Cross multiply
    122,401.80x = 183,252.30 × 75,337.80
  4. Step 4: Simplify right side
    122,401.80x = 13,805,825,126.94
  5. Step 5: Solve for x
    x = 13,805,825,126.94/122,401.80
  6. Step 6: Final answer
    x = 112,791.03

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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.