Home / 191,788.57-264,559.84-120,044.04

Finding the Fourth Proportional to 191,788.57, 264,559.84 and 120,044.04

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Solution

The fourth proportional to 191,788.57, 264,559.84 and 120,044.04 is: 165,592.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,788.57 : 264,559.84 = 120,044.04 : x
  2. Step 2: Convert to fraction form
    191,788.57/264,559.84 = 120,044.04/x
  3. Step 3: Cross multiply
    191,788.57x = 264,559.84 × 120,044.04
  4. Step 4: Simplify right side
    191,788.57x = 31,758,832,015.35
  5. Step 5: Solve for x
    x = 31,758,832,015.35/191,788.57
  6. Step 6: Final answer
    x = 165,592.93

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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.