Home / 250,870.45-346,201.41-136,149.07

Finding the Fourth Proportional to 250,870.45, 346,201.41 and 136,149.07

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Solution

The fourth proportional to 250,870.45, 346,201.41 and 136,149.07 is: 187,885.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,870.45 : 346,201.41 = 136,149.07 : x
  2. Step 2: Convert to fraction form
    250,870.45/346,201.41 = 136,149.07/x
  3. Step 3: Cross multiply
    250,870.45x = 346,201.41 × 136,149.07
  4. Step 4: Simplify right side
    250,870.45x = 47,134,998,195.37
  5. Step 5: Solve for x
    x = 47,134,998,195.37/250,870.45
  6. Step 6: Final answer
    x = 187,885.81

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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.