Home / 64,545.40-96,822.35-17,159.79

Finding the Fourth Proportional to 64,545.40, 96,822.35 and 17,159.79

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Solution

The fourth proportional to 64,545.40, 96,822.35 and 17,159.79 is: 25,740.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,545.40 : 96,822.35 = 17,159.79 : x
  2. Step 2: Convert to fraction form
    64,545.40/96,822.35 = 17,159.79/x
  3. Step 3: Cross multiply
    64,545.40x = 96,822.35 × 17,159.79
  4. Step 4: Simplify right side
    64,545.40x = 1,661,451,193.31
  5. Step 5: Solve for x
    x = 1,661,451,193.31/64,545.40
  6. Step 6: Final answer
    x = 25,740.81

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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.