Home / 191,998.74-264,964.63-104,788.61

Finding the Fourth Proportional to 191,998.74, 264,964.63 and 104,788.61

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Solution

The fourth proportional to 191,998.74, 264,964.63 and 104,788.61 is: 144,611.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,998.74 : 264,964.63 = 104,788.61 : x
  2. Step 2: Convert to fraction form
    191,998.74/264,964.63 = 104,788.61/x
  3. Step 3: Cross multiply
    191,998.74x = 264,964.63 × 104,788.61
  4. Step 4: Simplify right side
    191,998.74x = 27,765,274,880.17
  5. Step 5: Solve for x
    x = 27,765,274,880.17/191,998.74
  6. Step 6: Final answer
    x = 144,611.75

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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.