Home / 74,799.13-112,217.18-22,208.57

Finding the Fourth Proportional to 74,799.13, 112,217.18 and 22,208.57

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Solution

The fourth proportional to 74,799.13, 112,217.18 and 22,208.57 is: 33,318.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,799.13 : 112,217.18 = 22,208.57 : x
  2. Step 2: Convert to fraction form
    74,799.13/112,217.18 = 22,208.57/x
  3. Step 3: Cross multiply
    74,799.13x = 112,217.18 × 22,208.57
  4. Step 4: Simplify right side
    74,799.13x = 2,492,183,097.23
  5. Step 5: Solve for x
    x = 2,492,183,097.23/74,799.13
  6. Step 6: Final answer
    x = 33,318.34

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1.5x scale

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.