Home / 109,411.98-164,135.46-46,232.70

Finding the Fourth Proportional to 109,411.98, 164,135.46 and 46,232.70

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Solution

The fourth proportional to 109,411.98, 164,135.46 and 46,232.70 is: 69,356.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,411.98 : 164,135.46 = 46,232.70 : x
  2. Step 2: Convert to fraction form
    109,411.98/164,135.46 = 46,232.70/x
  3. Step 3: Cross multiply
    109,411.98x = 164,135.46 × 46,232.70
  4. Step 4: Simplify right side
    109,411.98x = 7,588,425,481.54
  5. Step 5: Solve for x
    x = 7,588,425,481.54/109,411.98
  6. Step 6: Final answer
    x = 69,356.44

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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.