Home / 164,690.22-227,184.86-100,179.18

Finding the Fourth Proportional to 164,690.22, 227,184.86 and 100,179.18

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Solution

The fourth proportional to 164,690.22, 227,184.86 and 100,179.18 is: 138,193.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,690.22 : 227,184.86 = 100,179.18 : x
  2. Step 2: Convert to fraction form
    164,690.22/227,184.86 = 100,179.18/x
  3. Step 3: Cross multiply
    164,690.22x = 227,184.86 × 100,179.18
  4. Step 4: Simplify right side
    164,690.22x = 22,759,192,482.32
  5. Step 5: Solve for x
    x = 22,759,192,482.32/164,690.22
  6. Step 6: Final answer
    x = 138,193.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.