Home / 197,425.50-272,448.27-108,001.50

Finding the Fourth Proportional to 197,425.50, 272,448.27 and 108,001.50

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Solution

The fourth proportional to 197,425.50, 272,448.27 and 108,001.50 is: 149,042.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,425.50 : 272,448.27 = 108,001.50 : x
  2. Step 2: Convert to fraction form
    197,425.50/272,448.27 = 108,001.50/x
  3. Step 3: Cross multiply
    197,425.50x = 272,448.27 × 108,001.50
  4. Step 4: Simplify right side
    197,425.50x = 29,424,821,832.41
  5. Step 5: Solve for x
    x = 29,424,821,832.41/197,425.50
  6. Step 6: Final answer
    x = 149,042.66

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1.5x scale

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.