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Finding the Fourth Proportional to 201,340.80, 277,891.20 and 116,467.20

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Solution

The fourth proportional to 201,340.80, 277,891.20 and 116,467.20 is: 160,748.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,340.80 : 277,891.20 = 116,467.20 : x
  2. Step 2: Convert to fraction form
    201,340.80/277,891.20 = 116,467.20/x
  3. Step 3: Cross multiply
    201,340.80x = 277,891.20 × 116,467.20
  4. Step 4: Simplify right side
    201,340.80x = 32,365,209,968.64
  5. Step 5: Solve for x
    x = 32,365,209,968.64/201,340.80
  6. Step 6: Final answer
    x = 160,748.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.