Home / 197,554.50-272,625.20-106,910.47

Finding the Fourth Proportional to 197,554.50, 272,625.20 and 106,910.47

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Solution

The fourth proportional to 197,554.50, 272,625.20 and 106,910.47 is: 147,536.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,554.50 : 272,625.20 = 106,910.47 : x
  2. Step 2: Convert to fraction form
    197,554.50/272,625.20 = 106,910.47/x
  3. Step 3: Cross multiply
    197,554.50x = 272,625.20 × 106,910.47
  4. Step 4: Simplify right side
    197,554.50x = 29,146,486,368.17
  5. Step 5: Solve for x
    x = 29,146,486,368.17/197,554.50
  6. Step 6: Final answer
    x = 147,536.43

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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.