Home / 251,186.67-346,617.50-143,732.07

Finding the Fourth Proportional to 251,186.67, 346,617.50 and 143,732.07

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Solution

The fourth proportional to 251,186.67, 346,617.50 and 143,732.07 is: 198,338.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,186.67 : 346,617.50 = 143,732.07 : x
  2. Step 2: Convert to fraction form
    251,186.67/346,617.50 = 143,732.07/x
  3. Step 3: Cross multiply
    251,186.67x = 346,617.50 × 143,732.07
  4. Step 4: Simplify right side
    251,186.67x = 49,820,050,054.56
  5. Step 5: Solve for x
    x = 49,820,050,054.56/251,186.67
  6. Step 6: Final answer
    x = 198,338.75

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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.