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Finding the Fourth Proportional to 134,556.68, 201,857.16 and 45,801.20

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Solution

The fourth proportional to 134,556.68, 201,857.16 and 45,801.20 is: 68,709.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,556.68 : 201,857.16 = 45,801.20 : x
  2. Step 2: Convert to fraction form
    134,556.68/201,857.16 = 45,801.20/x
  3. Step 3: Cross multiply
    134,556.68x = 201,857.16 × 45,801.20
  4. Step 4: Simplify right side
    134,556.68x = 9,245,300,156.59
  5. Step 5: Solve for x
    x = 9,245,300,156.59/134,556.68
  6. Step 6: Final answer
    x = 68,709.34

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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.