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Finding the Fourth Proportional to 95,911.78, 132,303.30 and 60,039.51

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Solution

The fourth proportional to 95,911.78, 132,303.30 and 60,039.51 is: 82,820.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,911.78 : 132,303.30 = 60,039.51 : x
  2. Step 2: Convert to fraction form
    95,911.78/132,303.30 = 60,039.51/x
  3. Step 3: Cross multiply
    95,911.78x = 132,303.30 × 60,039.51
  4. Step 4: Simplify right side
    95,911.78x = 7,943,424,822.53
  5. Step 5: Solve for x
    x = 7,943,424,822.53/95,911.78
  6. Step 6: Final answer
    x = 82,820.12

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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.