Home / 191,725.14-264,470.76-119,980.61

Finding the Fourth Proportional to 191,725.14, 264,470.76 and 119,980.61

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Solution

The fourth proportional to 191,725.14, 264,470.76 and 119,980.61 is: 165,504.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,725.14 : 264,470.76 = 119,980.61 : x
  2. Step 2: Convert to fraction form
    191,725.14/264,470.76 = 119,980.61/x
  3. Step 3: Cross multiply
    191,725.14x = 264,470.76 × 119,980.61
  4. Step 4: Simplify right side
    191,725.14x = 31,731,363,111.96
  5. Step 5: Solve for x
    x = 31,731,363,111.96/191,725.14
  6. Step 6: Final answer
    x = 165,504.45

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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.