Home / 122,175.20-183,150.05-84,752.93

Finding the Fourth Proportional to 122,175.20, 183,150.05 and 84,752.93

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Solution

The fourth proportional to 122,175.20, 183,150.05 and 84,752.93 is: 127,051.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,175.20 : 183,150.05 = 84,752.93 : x
  2. Step 2: Convert to fraction form
    122,175.20/183,150.05 = 84,752.93/x
  3. Step 3: Cross multiply
    122,175.20x = 183,150.05 × 84,752.93
  4. Step 4: Simplify right side
    122,175.20x = 15,522,503,401.26
  5. Step 5: Solve for x
    x = 15,522,503,401.26/122,175.20
  6. Step 6: Final answer
    x = 127,051.18

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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.