Home / 96,585.21-133,288.69-53,565.55

Finding the Fourth Proportional to 96,585.21, 133,288.69 and 53,565.55

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Solution

The fourth proportional to 96,585.21, 133,288.69 and 53,565.55 is: 73,921.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,585.21 : 133,288.69 = 53,565.55 : x
  2. Step 2: Convert to fraction form
    96,585.21/133,288.69 = 53,565.55/x
  3. Step 3: Cross multiply
    96,585.21x = 133,288.69 × 53,565.55
  4. Step 4: Simplify right side
    96,585.21x = 7,139,682,371.68
  5. Step 5: Solve for x
    x = 7,139,682,371.68/96,585.21
  6. Step 6: Final answer
    x = 73,921.07

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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.