Home / 109,252.29-163,878.43-39,180.81

Finding the Fourth Proportional to 109,252.29, 163,878.43 and 39,180.81

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Solution

The fourth proportional to 109,252.29, 163,878.43 and 39,180.81 is: 58,771.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,252.29 : 163,878.43 = 39,180.81 : x
  2. Step 2: Convert to fraction form
    109,252.29/163,878.43 = 39,180.81/x
  3. Step 3: Cross multiply
    109,252.29x = 163,878.43 × 39,180.81
  4. Step 4: Simplify right side
    109,252.29x = 6,420,889,628.93
  5. Step 5: Solve for x
    x = 6,420,889,628.93/109,252.29
  6. Step 6: Final answer
    x = 58,771.21

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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.