Home / 121,057.38-181,512.27-46,097.46

Finding the Fourth Proportional to 121,057.38, 181,512.27 and 46,097.46

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Solution

The fourth proportional to 121,057.38, 181,512.27 and 46,097.46 is: 69,118.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,057.38 : 181,512.27 = 46,097.46 : x
  2. Step 2: Convert to fraction form
    121,057.38/181,512.27 = 46,097.46/x
  3. Step 3: Cross multiply
    121,057.38x = 181,512.27 × 46,097.46
  4. Step 4: Simplify right side
    121,057.38x = 8,367,254,605.83
  5. Step 5: Solve for x
    x = 8,367,254,605.83/121,057.38
  6. Step 6: Final answer
    x = 69,118.09

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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.