Home / 250,237.03-345,360.36-142,782.43

Finding the Fourth Proportional to 250,237.03, 345,360.36 and 142,782.43

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Solution

The fourth proportional to 250,237.03, 345,360.36 and 142,782.43 is: 197,058.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,237.03 : 345,360.36 = 142,782.43 : x
  2. Step 2: Convert to fraction form
    250,237.03/345,360.36 = 142,782.43/x
  3. Step 3: Cross multiply
    250,237.03x = 345,360.36 × 142,782.43
  4. Step 4: Simplify right side
    250,237.03x = 49,311,391,426.47
  5. Step 5: Solve for x
    x = 49,311,391,426.47/250,237.03
  6. Step 6: Final answer
    x = 197,058.73

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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.