Home / 250,789.19-346,089.03-143,361.53

Finding the Fourth Proportional to 250,789.19, 346,089.03 and 143,361.53

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Solution

The fourth proportional to 250,789.19, 346,089.03 and 143,361.53 is: 197,838.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,789.19 : 346,089.03 = 143,361.53 : x
  2. Step 2: Convert to fraction form
    250,789.19/346,089.03 = 143,361.53/x
  3. Step 3: Cross multiply
    250,789.19x = 346,089.03 × 143,361.53
  4. Step 4: Simplify right side
    250,789.19x = 49,615,852,857.02
  5. Step 5: Solve for x
    x = 49,615,852,857.02/250,789.19
  6. Step 6: Final answer
    x = 197,838.88

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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.