Home / 251,208.74-346,687.36-143,812.46

Finding the Fourth Proportional to 251,208.74, 346,687.36 and 143,812.46

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Solution

The fourth proportional to 251,208.74, 346,687.36 and 143,812.46 is: 198,472.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,208.74 : 346,687.36 = 143,812.46 : x
  2. Step 2: Convert to fraction form
    251,208.74/346,687.36 = 143,812.46/x
  3. Step 3: Cross multiply
    251,208.74x = 346,687.36 × 143,812.46
  4. Step 4: Simplify right side
    251,208.74x = 49,857,962,092.51
  5. Step 5: Solve for x
    x = 49,857,962,092.51/251,208.74
  6. Step 6: Final answer
    x = 198,472.24

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1.5x scale

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.