Home / 55,660.14-83,309.58-40,865.76

Finding the Fourth Proportional to 55,660.14, 83,309.58 and 40,865.76

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Solution

The fourth proportional to 55,660.14, 83,309.58 and 40,865.76 is: 61,166.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,660.14 : 83,309.58 = 40,865.76 : x
  2. Step 2: Convert to fraction form
    55,660.14/83,309.58 = 40,865.76/x
  3. Step 3: Cross multiply
    55,660.14x = 83,309.58 × 40,865.76
  4. Step 4: Simplify right side
    55,660.14x = 3,404,509,301.98
  5. Step 5: Solve for x
    x = 3,404,509,301.98/55,660.14
  6. Step 6: Final answer
    x = 61,166.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.