Home / 250,581.05-345,800.69-135,859.29

Finding the Fourth Proportional to 250,581.05, 345,800.69 and 135,859.29

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Solution

The fourth proportional to 250,581.05, 345,800.69 and 135,859.29 is: 187,485.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,581.05 : 345,800.69 = 135,859.29 : x
  2. Step 2: Convert to fraction form
    250,581.05/345,800.69 = 135,859.29/x
  3. Step 3: Cross multiply
    250,581.05x = 345,800.69 × 135,859.29
  4. Step 4: Simplify right side
    250,581.05x = 46,980,235,545.61
  5. Step 5: Solve for x
    x = 46,980,235,545.61/250,581.05
  6. Step 6: Final answer
    x = 187,485.19

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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.