Home / 234,502.20-351,750.75-57,009.40

Finding the Fourth Proportional to 234,502.20, 351,750.75 and 57,009.40

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Solution

The fourth proportional to 234,502.20, 351,750.75 and 57,009.40 is: 85,513.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,502.20 : 351,750.75 = 57,009.40 : x
  2. Step 2: Convert to fraction form
    234,502.20/351,750.75 = 57,009.40/x
  3. Step 3: Cross multiply
    234,502.20x = 351,750.75 × 57,009.40
  4. Step 4: Simplify right side
    234,502.20x = 20,053,099,207.05
  5. Step 5: Solve for x
    x = 20,053,099,207.05/234,502.20
  6. Step 6: Final answer
    x = 85,513.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.