Home / 251,079.84-346,550.49-143,712.14

Finding the Fourth Proportional to 251,079.84, 346,550.49 and 143,712.14

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Solution

The fourth proportional to 251,079.84, 346,550.49 and 143,712.14 is: 198,357.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,079.84 : 346,550.49 = 143,712.14 : x
  2. Step 2: Convert to fraction form
    251,079.84/346,550.49 = 143,712.14/x
  3. Step 3: Cross multiply
    251,079.84x = 346,550.49 × 143,712.14
  4. Step 4: Simplify right side
    251,079.84x = 49,803,510,803.20
  5. Step 5: Solve for x
    x = 49,803,510,803.20/251,079.84
  6. Step 6: Final answer
    x = 198,357.27

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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.