Home / 52,121.92-78,166.46-17,053.40

Finding the Fourth Proportional to 52,121.92, 78,166.46 and 17,053.40

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Solution

The fourth proportional to 52,121.92, 78,166.46 and 17,053.40 is: 25,574.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,121.92 : 78,166.46 = 17,053.40 : x
  2. Step 2: Convert to fraction form
    52,121.92/78,166.46 = 17,053.40/x
  3. Step 3: Cross multiply
    52,121.92x = 78,166.46 × 17,053.40
  4. Step 4: Simplify right side
    52,121.92x = 1,333,003,908.96
  5. Step 5: Solve for x
    x = 1,333,003,908.96/52,121.92
  6. Step 6: Final answer
    x = 25,574.73

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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.