Home / 104,042.92-155,998.80-57,328.60

Finding the Fourth Proportional to 104,042.92, 155,998.80 and 57,328.60

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Solution

The fourth proportional to 104,042.92, 155,998.80 and 57,328.60 is: 85,956.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,042.92 : 155,998.80 = 57,328.60 : x
  2. Step 2: Convert to fraction form
    104,042.92/155,998.80 = 57,328.60/x
  3. Step 3: Cross multiply
    104,042.92x = 155,998.80 × 57,328.60
  4. Step 4: Simplify right side
    104,042.92x = 8,943,192,805.68
  5. Step 5: Solve for x
    x = 8,943,192,805.68/104,042.92
  6. Step 6: Final answer
    x = 85,956.76

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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.