Home / 199,041.16-274,677.04-108,397.28

Finding the Fourth Proportional to 199,041.16, 274,677.04 and 108,397.28

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Solution

The fourth proportional to 199,041.16, 274,677.04 and 108,397.28 is: 149,588.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,041.16 : 274,677.04 = 108,397.28 : x
  2. Step 2: Convert to fraction form
    199,041.16/274,677.04 = 108,397.28/x
  3. Step 3: Cross multiply
    199,041.16x = 274,677.04 × 108,397.28
  4. Step 4: Simplify right side
    199,041.16x = 29,774,244,014.45
  5. Step 5: Solve for x
    x = 29,774,244,014.45/199,041.16
  6. Step 6: Final answer
    x = 149,588.38

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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.