Home / 250,298.82-345,360.60-142,903.80

Finding the Fourth Proportional to 250,298.82, 345,360.60 and 142,903.80

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Solution

The fourth proportional to 250,298.82, 345,360.60 and 142,903.80 is: 197,177.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,298.82 : 345,360.60 = 142,903.80 : x
  2. Step 2: Convert to fraction form
    250,298.82/345,360.60 = 142,903.80/x
  3. Step 3: Cross multiply
    250,298.82x = 345,360.60 × 142,903.80
  4. Step 4: Simplify right side
    250,298.82x = 49,353,342,110.28
  5. Step 5: Solve for x
    x = 49,353,342,110.28/250,298.82
  6. Step 6: Final answer
    x = 197,177.69

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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.