Home / 250,044.23-345,058.37-135,320.36

Finding the Fourth Proportional to 250,044.23, 345,058.37 and 135,320.36

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Solution

The fourth proportional to 250,044.23, 345,058.37 and 135,320.36 is: 186,740.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,044.23 : 345,058.37 = 135,320.36 : x
  2. Step 2: Convert to fraction form
    250,044.23/345,058.37 = 135,320.36/x
  3. Step 3: Cross multiply
    250,044.23x = 345,058.37 × 135,320.36
  4. Step 4: Simplify right side
    250,044.23x = 46,693,422,849.41
  5. Step 5: Solve for x
    x = 46,693,422,849.41/250,044.23
  6. Step 6: Final answer
    x = 186,740.65

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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.