Home / 122,505.12-183,888.90-96,392.34

Finding the Fourth Proportional to 122,505.12, 183,888.90 and 96,392.34

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Solution

The fourth proportional to 122,505.12, 183,888.90 and 96,392.34 is: 144,691.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,505.12 : 183,888.90 = 96,392.34 : x
  2. Step 2: Convert to fraction form
    122,505.12/183,888.90 = 96,392.34/x
  3. Step 3: Cross multiply
    122,505.12x = 183,888.90 × 96,392.34
  4. Step 4: Simplify right side
    122,505.12x = 17,725,481,371.03
  5. Step 5: Solve for x
    x = 17,725,481,371.03/122,505.12
  6. Step 6: Final answer
    x = 144,691.76

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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.