Home / 121,975.80-183,022.02-95,731.80

Finding the Fourth Proportional to 121,975.80, 183,022.02 and 95,731.80

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Solution

The fourth proportional to 121,975.80, 183,022.02 and 95,731.80 is: 143,643.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,975.80 : 183,022.02 = 95,731.80 : x
  2. Step 2: Convert to fraction form
    121,975.80/183,022.02 = 95,731.80/x
  3. Step 3: Cross multiply
    121,975.80x = 183,022.02 × 95,731.80
  4. Step 4: Simplify right side
    121,975.80x = 17,521,027,414.24
  5. Step 5: Solve for x
    x = 17,521,027,414.24/121,975.80
  6. Step 6: Final answer
    x = 143,643.47

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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.