Home / 109,701.22-164,582.81-30,816.13

Finding the Fourth Proportional to 109,701.22, 164,582.81 and 30,816.13

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Solution

The fourth proportional to 109,701.22, 164,582.81 and 30,816.13 is: 46,232.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,701.22 : 164,582.81 = 30,816.13 : x
  2. Step 2: Convert to fraction form
    109,701.22/164,582.81 = 30,816.13/x
  3. Step 3: Cross multiply
    109,701.22x = 164,582.81 × 30,816.13
  4. Step 4: Simplify right side
    109,701.22x = 5,071,805,268.73
  5. Step 5: Solve for x
    x = 5,071,805,268.73/109,701.22
  6. Step 6: Final answer
    x = 46,232.90

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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.