Home / 200,748.84-301,151.88-65,784.04

Finding the Fourth Proportional to 200,748.84, 301,151.88 and 65,784.04

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Solution

The fourth proportional to 200,748.84, 301,151.88 and 65,784.04 is: 98,685.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,748.84 : 301,151.88 = 65,784.04 : x
  2. Step 2: Convert to fraction form
    200,748.84/301,151.88 = 65,784.04/x
  3. Step 3: Cross multiply
    200,748.84x = 301,151.88 × 65,784.04
  4. Step 4: Simplify right side
    200,748.84x = 19,810,987,320.00
  5. Step 5: Solve for x
    x = 19,810,987,320.00/200,748.84
  6. Step 6: Final answer
    x = 98,685.44

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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.