Home / 248,242.97-342,565.06-135,066.17

Finding the Fourth Proportional to 248,242.97, 342,565.06 and 135,066.17

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Solution

The fourth proportional to 248,242.97, 342,565.06 and 135,066.17 is: 186,385.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,242.97 : 342,565.06 = 135,066.17 : x
  2. Step 2: Convert to fraction form
    248,242.97/342,565.06 = 135,066.17/x
  3. Step 3: Cross multiply
    248,242.97x = 342,565.06 × 135,066.17
  4. Step 4: Simplify right side
    248,242.97x = 46,268,950,630.02
  5. Step 5: Solve for x
    x = 46,268,950,630.02/248,242.97
  6. Step 6: Final answer
    x = 186,385.74

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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.