Home / 43,156.21-64,740.70-22,108.16

Finding the Fourth Proportional to 43,156.21, 64,740.70 and 22,108.16

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Solution

The fourth proportional to 43,156.21, 64,740.70 and 22,108.16 is: 33,165.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,156.21 : 64,740.70 = 22,108.16 : x
  2. Step 2: Convert to fraction form
    43,156.21/64,740.70 = 22,108.16/x
  3. Step 3: Cross multiply
    43,156.21x = 64,740.70 × 22,108.16
  4. Step 4: Simplify right side
    43,156.21x = 1,431,297,754.11
  5. Step 5: Solve for x
    x = 1,431,297,754.11/43,156.21
  6. Step 6: Final answer
    x = 33,165.51

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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.