Home / 52,055.16-77,890.91-36,812.69

Finding the Fourth Proportional to 52,055.16, 77,890.91 and 36,812.69

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Solution

The fourth proportional to 52,055.16, 77,890.91 and 36,812.69 is: 55,083.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,055.16 : 77,890.91 = 36,812.69 : x
  2. Step 2: Convert to fraction form
    52,055.16/77,890.91 = 36,812.69/x
  3. Step 3: Cross multiply
    52,055.16x = 77,890.91 × 36,812.69
  4. Step 4: Simplify right side
    52,055.16x = 2,867,373,350.13
  5. Step 5: Solve for x
    x = 2,867,373,350.13/52,055.16
  6. Step 6: Final answer
    x = 55,083.36

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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.