Home / 108,961.26-150,358.46-61,222.56

Finding the Fourth Proportional to 108,961.26, 150,358.46 and 61,222.56

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Solution

The fourth proportional to 108,961.26, 150,358.46 and 61,222.56 is: 84,482.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,961.26 : 150,358.46 = 61,222.56 : x
  2. Step 2: Convert to fraction form
    108,961.26/150,358.46 = 61,222.56/x
  3. Step 3: Cross multiply
    108,961.26x = 150,358.46 × 61,222.56
  4. Step 4: Simplify right side
    108,961.26x = 9,205,329,532.74
  5. Step 5: Solve for x
    x = 9,205,329,532.74/108,961.26
  6. Step 6: Final answer
    x = 84,482.59

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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.