Home / 253,182.69-349,394.45-140,007.33

Finding the Fourth Proportional to 253,182.69, 349,394.45 and 140,007.33

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Solution

The fourth proportional to 253,182.69, 349,394.45 and 140,007.33 is: 193,211.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,182.69 : 349,394.45 = 140,007.33 : x
  2. Step 2: Convert to fraction form
    253,182.69/349,394.45 = 140,007.33/x
  3. Step 3: Cross multiply
    253,182.69x = 349,394.45 × 140,007.33
  4. Step 4: Simplify right side
    253,182.69x = 48,917,784,061.32
  5. Step 5: Solve for x
    x = 48,917,784,061.32/253,182.69
  6. Step 6: Final answer
    x = 193,211.41

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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.