Home / 191,574.23-264,380.64-106,691.29

Finding the Fourth Proportional to 191,574.23, 264,380.64 and 106,691.29

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Solution

The fourth proportional to 191,574.23, 264,380.64 and 106,691.29 is: 147,238.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,574.23 : 264,380.64 = 106,691.29 : x
  2. Step 2: Convert to fraction form
    191,574.23/264,380.64 = 106,691.29/x
  3. Step 3: Cross multiply
    191,574.23x = 264,380.64 × 106,691.29
  4. Step 4: Simplify right side
    191,574.23x = 28,207,111,532.63
  5. Step 5: Solve for x
    x = 28,207,111,532.63/191,574.23
  6. Step 6: Final answer
    x = 147,238.55

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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.