Home / 191,477.15-264,066.45-119,863.70

Finding the Fourth Proportional to 191,477.15, 264,066.45 and 119,863.70

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Solution

The fourth proportional to 191,477.15, 264,066.45 and 119,863.70 is: 165,304.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,477.15 : 264,066.45 = 119,863.70 : x
  2. Step 2: Convert to fraction form
    191,477.15/264,066.45 = 119,863.70/x
  3. Step 3: Cross multiply
    191,477.15x = 264,066.45 × 119,863.70
  4. Step 4: Simplify right side
    191,477.15x = 31,651,981,742.87
  5. Step 5: Solve for x
    x = 31,651,981,742.87/191,477.15
  6. Step 6: Final answer
    x = 165,304.22

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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.