Home / 211,872.56-292,386.19-116,379.26

Finding the Fourth Proportional to 211,872.56, 292,386.19 and 116,379.26

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Solution

The fourth proportional to 211,872.56, 292,386.19 and 116,379.26 is: 160,604.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,872.56 : 292,386.19 = 116,379.26 : x
  2. Step 2: Convert to fraction form
    211,872.56/292,386.19 = 116,379.26/x
  3. Step 3: Cross multiply
    211,872.56x = 292,386.19 × 116,379.26
  4. Step 4: Simplify right side
    211,872.56x = 34,027,688,426.42
  5. Step 5: Solve for x
    x = 34,027,688,426.42/211,872.56
  6. Step 6: Final answer
    x = 160,604.51

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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.