Home / 109,572.21-164,369.66-34,702.56

Finding the Fourth Proportional to 109,572.21, 164,369.66 and 34,702.56

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Solution

The fourth proportional to 109,572.21, 164,369.66 and 34,702.56 is: 52,057.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,572.21 : 164,369.66 = 34,702.56 : x
  2. Step 2: Convert to fraction form
    109,572.21/164,369.66 = 34,702.56/x
  3. Step 3: Cross multiply
    109,572.21x = 164,369.66 × 34,702.56
  4. Step 4: Simplify right side
    109,572.21x = 5,704,047,814.82
  5. Step 5: Solve for x
    x = 5,704,047,814.82/109,572.21
  6. Step 6: Final answer
    x = 52,057.43

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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.