Home / 106,338.28-146,750.16-61,024.56

Finding the Fourth Proportional to 106,338.28, 146,750.16 and 61,024.56

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Solution

The fourth proportional to 106,338.28, 146,750.16 and 61,024.56 is: 84,215.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,338.28 : 146,750.16 = 61,024.56 : x
  2. Step 2: Convert to fraction form
    106,338.28/146,750.16 = 61,024.56/x
  3. Step 3: Cross multiply
    106,338.28x = 146,750.16 × 61,024.56
  4. Step 4: Simplify right side
    106,338.28x = 8,955,363,943.93
  5. Step 5: Solve for x
    x = 8,955,363,943.93/106,338.28
  6. Step 6: Final answer
    x = 84,215.81

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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.