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Finding the Fourth Proportional to 134,562.76, 201,745.78 and 45,792.44

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Solution

The fourth proportional to 134,562.76, 201,745.78 and 45,792.44 is: 68,655.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,562.76 : 201,745.78 = 45,792.44 : x
  2. Step 2: Convert to fraction form
    134,562.76/201,745.78 = 45,792.44/x
  3. Step 3: Cross multiply
    134,562.76x = 201,745.78 × 45,792.44
  4. Step 4: Simplify right side
    134,562.76x = 9,238,431,525.90
  5. Step 5: Solve for x
    x = 9,238,431,525.90/134,562.76
  6. Step 6: Final answer
    x = 68,655.19

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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.