Home / 251,066.37-346,471.79-136,342.83

Finding the Fourth Proportional to 251,066.37, 346,471.79 and 136,342.83

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Solution

The fourth proportional to 251,066.37, 346,471.79 and 136,342.83 is: 188,153.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,066.37 : 346,471.79 = 136,342.83 : x
  2. Step 2: Convert to fraction form
    251,066.37/346,471.79 = 136,342.83/x
  3. Step 3: Cross multiply
    251,066.37x = 346,471.79 × 136,342.83
  4. Step 4: Simplify right side
    251,066.37x = 47,238,943,682.05
  5. Step 5: Solve for x
    x = 47,238,943,682.05/251,066.37
  6. Step 6: Final answer
    x = 188,153.21

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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.