Home / 250,781.52-346,108.92-143,356.08

Finding the Fourth Proportional to 250,781.52, 346,108.92 and 143,356.08

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Solution

The fourth proportional to 250,781.52, 346,108.92 and 143,356.08 is: 197,848.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,781.52 : 346,108.92 = 143,356.08 : x
  2. Step 2: Convert to fraction form
    250,781.52/346,108.92 = 143,356.08/x
  3. Step 3: Cross multiply
    250,781.52x = 346,108.92 × 143,356.08
  4. Step 4: Simplify right side
    250,781.52x = 49,616,818,024.23
  5. Step 5: Solve for x
    x = 49,616,818,024.23/250,781.52
  6. Step 6: Final answer
    x = 197,848.78

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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.