Home / 250,971.96-346,189.17-148,930.20

Finding the Fourth Proportional to 250,971.96, 346,189.17 and 148,930.20

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Solution

The fourth proportional to 250,971.96, 346,189.17 and 148,930.20 is: 205,433.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,971.96 : 346,189.17 = 148,930.20 : x
  2. Step 2: Convert to fraction form
    250,971.96/346,189.17 = 148,930.20/x
  3. Step 3: Cross multiply
    250,971.96x = 346,189.17 × 148,930.20
  4. Step 4: Simplify right side
    250,971.96x = 51,558,022,325.93
  5. Step 5: Solve for x
    x = 51,558,022,325.93/250,971.96
  6. Step 6: Final answer
    x = 205,433.40

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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.