Home / 199,070.52-274,717.28-109,646.52

Finding the Fourth Proportional to 199,070.52, 274,717.28 and 109,646.52

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Solution

The fourth proportional to 199,070.52, 274,717.28 and 109,646.52 is: 151,312.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,070.52 : 274,717.28 = 109,646.52 : x
  2. Step 2: Convert to fraction form
    199,070.52/274,717.28 = 109,646.52/x
  3. Step 3: Cross multiply
    199,070.52x = 274,717.28 × 109,646.52
  4. Step 4: Simplify right side
    199,070.52x = 30,121,793,735.87
  5. Step 5: Solve for x
    x = 30,121,793,735.87/199,070.52
  6. Step 6: Final answer
    x = 151,312.18

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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.