Home / 43,156.34-64,740.89-22,108.29

Finding the Fourth Proportional to 43,156.34, 64,740.89 and 22,108.29

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Solution

The fourth proportional to 43,156.34, 64,740.89 and 22,108.29 is: 33,165.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,156.34 : 64,740.89 = 22,108.29 : x
  2. Step 2: Convert to fraction form
    43,156.34/64,740.89 = 22,108.29/x
  3. Step 3: Cross multiply
    43,156.34x = 64,740.89 × 22,108.29
  4. Step 4: Simplify right side
    43,156.34x = 1,431,310,370.98
  5. Step 5: Solve for x
    x = 1,431,310,370.98/43,156.34
  6. Step 6: Final answer
    x = 33,165.70

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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.