Home / 54,383.81-81,565.99-34,603.61

Finding the Fourth Proportional to 54,383.81, 81,565.99 and 34,603.61

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Solution

The fourth proportional to 54,383.81, 81,565.99 and 34,603.61 is: 51,899.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,383.81 : 81,565.99 = 34,603.61 : x
  2. Step 2: Convert to fraction form
    54,383.81/81,565.99 = 34,603.61/x
  3. Step 3: Cross multiply
    54,383.81x = 81,565.99 × 34,603.61
  4. Step 4: Simplify right side
    54,383.81x = 2,822,477,212.88
  5. Step 5: Solve for x
    x = 2,822,477,212.88/54,383.81
  6. Step 6: Final answer
    x = 51,899.22

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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.