Home / 250,230.48-345,342.90-142,816.74

Finding the Fourth Proportional to 250,230.48, 345,342.90 and 142,816.74

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Solution

The fourth proportional to 250,230.48, 345,342.90 and 142,816.74 is: 197,101.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,230.48 : 345,342.90 = 142,816.74 : x
  2. Step 2: Convert to fraction form
    250,230.48/345,342.90 = 142,816.74/x
  3. Step 3: Cross multiply
    250,230.48x = 345,342.90 × 142,816.74
  4. Step 4: Simplify right side
    250,230.48x = 49,320,747,160.15
  5. Step 5: Solve for x
    x = 49,320,747,160.15/250,230.48
  6. Step 6: Final answer
    x = 197,101.28

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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.