Home / 64,544.40-96,820.85-17,158.79

Finding the Fourth Proportional to 64,544.40, 96,820.85 and 17,158.79

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Solution

The fourth proportional to 64,544.40, 96,820.85 and 17,158.79 is: 25,739.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,544.40 : 96,820.85 = 17,158.79 : x
  2. Step 2: Convert to fraction form
    64,544.40/96,820.85 = 17,158.79/x
  3. Step 3: Cross multiply
    64,544.40x = 96,820.85 × 17,158.79
  4. Step 4: Simplify right side
    64,544.40x = 1,661,328,917.72
  5. Step 5: Solve for x
    x = 1,661,328,917.72/64,544.40
  6. Step 6: Final answer
    x = 25,739.32

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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.