Home / 109,202.25-163,804.28-30,322.62

Finding the Fourth Proportional to 109,202.25, 163,804.28 and 30,322.62

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Solution

The fourth proportional to 109,202.25, 163,804.28 and 30,322.62 is: 45,484.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,202.25 : 163,804.28 = 30,322.62 : x
  2. Step 2: Convert to fraction form
    109,202.25/163,804.28 = 30,322.62/x
  3. Step 3: Cross multiply
    109,202.25x = 163,804.28 × 30,322.62
  4. Step 4: Simplify right side
    109,202.25x = 4,966,974,785.20
  5. Step 5: Solve for x
    x = 4,966,974,785.20/109,202.25
  6. Step 6: Final answer
    x = 45,484.18

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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.