Home / 122,242.84-183,435.74-51,159.54

Finding the Fourth Proportional to 122,242.84, 183,435.74 and 51,159.54

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Solution

The fourth proportional to 122,242.84, 183,435.74 and 51,159.54 is: 76,769.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,242.84 : 183,435.74 = 51,159.54 : x
  2. Step 2: Convert to fraction form
    122,242.84/183,435.74 = 51,159.54/x
  3. Step 3: Cross multiply
    122,242.84x = 183,435.74 × 51,159.54
  4. Step 4: Simplify right side
    122,242.84x = 9,384,488,077.96
  5. Step 5: Solve for x
    x = 9,384,488,077.96/122,242.84
  6. Step 6: Final answer
    x = 76,769.22

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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.