Home / 108,923.69-150,315.29-61,177.04

Finding the Fourth Proportional to 108,923.69, 150,315.29 and 61,177.04

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Solution

The fourth proportional to 108,923.69, 150,315.29 and 61,177.04 is: 84,424.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,923.69 : 150,315.29 = 61,177.04 : x
  2. Step 2: Convert to fraction form
    108,923.69/150,315.29 = 61,177.04/x
  3. Step 3: Cross multiply
    108,923.69x = 150,315.29 × 61,177.04
  4. Step 4: Simplify right side
    108,923.69x = 9,195,844,203.06
  5. Step 5: Solve for x
    x = 9,195,844,203.06/108,923.69
  6. Step 6: Final answer
    x = 84,424.65

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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.