Home / 101,701.02-140,348.82-55,764.97

Finding the Fourth Proportional to 101,701.02, 140,348.82 and 55,764.97

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Solution

The fourth proportional to 101,701.02, 140,348.82 and 55,764.97 is: 76,956.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,701.02 : 140,348.82 = 55,764.97 : x
  2. Step 2: Convert to fraction form
    101,701.02/140,348.82 = 55,764.97/x
  3. Step 3: Cross multiply
    101,701.02x = 140,348.82 × 55,764.97
  4. Step 4: Simplify right side
    101,701.02x = 7,826,547,736.84
  5. Step 5: Solve for x
    x = 7,826,547,736.84/101,701.02
  6. Step 6: Final answer
    x = 76,956.43

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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.