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Finding the Fourth Proportional to 162,732.74, 224,594.75 and 91,117.37

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Solution

The fourth proportional to 162,732.74, 224,594.75 and 91,117.37 is: 125,755.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,732.74 : 224,594.75 = 91,117.37 : x
  2. Step 2: Convert to fraction form
    162,732.74/224,594.75 = 91,117.37/x
  3. Step 3: Cross multiply
    162,732.74x = 224,594.75 × 91,117.37
  4. Step 4: Simplify right side
    162,732.74x = 20,464,483,725.09
  5. Step 5: Solve for x
    x = 20,464,483,725.09/162,732.74
  6. Step 6: Final answer
    x = 125,755.18

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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.