Home / 249,096.94-343,753.77-135,919.69

Finding the Fourth Proportional to 249,096.94, 343,753.77 and 135,919.69

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Solution

The fourth proportional to 249,096.94, 343,753.77 and 135,919.69 is: 187,569.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,096.94 : 343,753.77 = 135,919.69 : x
  2. Step 2: Convert to fraction form
    249,096.94/343,753.77 = 135,919.69/x
  3. Step 3: Cross multiply
    249,096.94x = 343,753.77 × 135,919.69
  4. Step 4: Simplify right side
    249,096.94x = 46,722,905,505.05
  5. Step 5: Solve for x
    x = 46,722,905,505.05/249,096.94
  6. Step 6: Final answer
    x = 187,569.17

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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.