Home / 250,707.72-346,110.67-196,143.90

Finding the Fourth Proportional to 250,707.72, 346,110.67 and 196,143.90

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Solution

The fourth proportional to 250,707.72, 346,110.67 and 196,143.90 is: 270,783.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,707.72 : 346,110.67 = 196,143.90 : x
  2. Step 2: Convert to fraction form
    250,707.72/346,110.67 = 196,143.90/x
  3. Step 3: Cross multiply
    250,707.72x = 346,110.67 × 196,143.90
  4. Step 4: Simplify right side
    250,707.72x = 67,887,495,592.68
  5. Step 5: Solve for x
    x = 67,887,495,592.68/250,707.72
  6. Step 6: Final answer
    x = 270,783.42

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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.