Home / 199,041.36-274,674.33-112,999.61

Finding the Fourth Proportional to 199,041.36, 274,674.33 and 112,999.61

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Solution

The fourth proportional to 199,041.36, 274,674.33 and 112,999.61 is: 155,937.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,041.36 : 274,674.33 = 112,999.61 : x
  2. Step 2: Convert to fraction form
    199,041.36/274,674.33 = 112,999.61/x
  3. Step 3: Cross multiply
    199,041.36x = 274,674.33 × 112,999.61
  4. Step 4: Simplify right side
    199,041.36x = 31,038,090,793.64
  5. Step 5: Solve for x
    x = 31,038,090,793.64/199,041.36
  6. Step 6: Final answer
    x = 155,937.90

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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.