Home / 144,975.73-200,066.08-81,314.93

Finding the Fourth Proportional to 144,975.73, 200,066.08 and 81,314.93

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Solution

The fourth proportional to 144,975.73, 200,066.08 and 81,314.93 is: 112,214.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,975.73 : 200,066.08 = 81,314.93 : x
  2. Step 2: Convert to fraction form
    144,975.73/200,066.08 = 81,314.93/x
  3. Step 3: Cross multiply
    144,975.73x = 200,066.08 × 81,314.93
  4. Step 4: Simplify right side
    144,975.73x = 16,268,359,290.57
  5. Step 5: Solve for x
    x = 16,268,359,290.57/144,975.73
  6. Step 6: Final answer
    x = 112,214.36

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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.