Home / 250,749.64-346,034.82-137,572.84

Finding the Fourth Proportional to 250,749.64, 346,034.82 and 137,572.84

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Solution

The fourth proportional to 250,749.64, 346,034.82 and 137,572.84 is: 189,850.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,749.64 : 346,034.82 = 137,572.84 : x
  2. Step 2: Convert to fraction form
    250,749.64/346,034.82 = 137,572.84/x
  3. Step 3: Cross multiply
    250,749.64x = 346,034.82 × 137,572.84
  4. Step 4: Simplify right side
    250,749.64x = 47,604,992,926.29
  5. Step 5: Solve for x
    x = 47,604,992,926.29/250,749.64
  6. Step 6: Final answer
    x = 189,850.69

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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.