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Finding the Fourth Proportional to 199,580.16, 299,522.52 and 73,340.04

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Solution

The fourth proportional to 199,580.16, 299,522.52 and 73,340.04 is: 110,066.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,580.16 : 299,522.52 = 73,340.04 : x
  2. Step 2: Convert to fraction form
    199,580.16/299,522.52 = 73,340.04/x
  3. Step 3: Cross multiply
    199,580.16x = 299,522.52 × 73,340.04
  4. Step 4: Simplify right side
    199,580.16x = 21,966,993,597.70
  5. Step 5: Solve for x
    x = 21,966,993,597.70/199,580.16
  6. Step 6: Final answer
    x = 110,066.02

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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.