Home / 121,268.86-181,903.30-46,411.97

Finding the Fourth Proportional to 121,268.86, 181,903.30 and 46,411.97

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Solution

The fourth proportional to 121,268.86, 181,903.30 and 46,411.97 is: 69,617.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,268.86 : 181,903.30 = 46,411.97 : x
  2. Step 2: Convert to fraction form
    121,268.86/181,903.30 = 46,411.97/x
  3. Step 3: Cross multiply
    121,268.86x = 181,903.30 × 46,411.97
  4. Step 4: Simplify right side
    121,268.86x = 8,442,489,476.95
  5. Step 5: Solve for x
    x = 8,442,489,476.95/121,268.86
  6. Step 6: Final answer
    x = 69,617.95

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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.