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Finding the Fourth Proportional to 122,159.49, 183,028.86 and 95,495.10

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Solution

The fourth proportional to 122,159.49, 183,028.86 and 95,495.10 is: 143,078.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,159.49 : 183,028.86 = 95,495.10 : x
  2. Step 2: Convert to fraction form
    122,159.49/183,028.86 = 95,495.10/x
  3. Step 3: Cross multiply
    122,159.49x = 183,028.86 × 95,495.10
  4. Step 4: Simplify right side
    122,159.49x = 17,478,359,288.59
  5. Step 5: Solve for x
    x = 17,478,359,288.59/122,159.49
  6. Step 6: Final answer
    x = 143,078.19

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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.