Home / 250,021.98-344,944.54-142,514.46

Finding the Fourth Proportional to 250,021.98, 344,944.54 and 142,514.46

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Solution

The fourth proportional to 250,021.98, 344,944.54 and 142,514.46 is: 196,621.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,021.98 : 344,944.54 = 142,514.46 : x
  2. Step 2: Convert to fraction form
    250,021.98/344,944.54 = 142,514.46/x
  3. Step 3: Cross multiply
    250,021.98x = 344,944.54 × 142,514.46
  4. Step 4: Simplify right side
    250,021.98x = 49,159,584,848.05
  5. Step 5: Solve for x
    x = 49,159,584,848.05/250,021.98
  6. Step 6: Final answer
    x = 196,621.05

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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.