Home / 169,829.70-234,391.23-122,240.58

Finding the Fourth Proportional to 169,829.70, 234,391.23 and 122,240.58

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Solution

The fourth proportional to 169,829.70, 234,391.23 and 122,240.58 is: 168,710.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,829.70 : 234,391.23 = 122,240.58 : x
  2. Step 2: Convert to fraction form
    169,829.70/234,391.23 = 122,240.58/x
  3. Step 3: Cross multiply
    169,829.70x = 234,391.23 × 122,240.58
  4. Step 4: Simplify right side
    169,829.70x = 28,652,119,902.11
  5. Step 5: Solve for x
    x = 28,652,119,902.11/169,829.70
  6. Step 6: Final answer
    x = 168,710.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.