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Finding the Fourth Proportional to 162,627.35, 224,425.72 and 91,021.19

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Solution

The fourth proportional to 162,627.35, 224,425.72 and 91,021.19 is: 125,609.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,627.35 : 224,425.72 = 91,021.19 : x
  2. Step 2: Convert to fraction form
    162,627.35/224,425.72 = 91,021.19/x
  3. Step 3: Cross multiply
    162,627.35x = 224,425.72 × 91,021.19
  4. Step 4: Simplify right side
    162,627.35x = 20,427,495,092.65
  5. Step 5: Solve for x
    x = 20,427,495,092.65/162,627.35
  6. Step 6: Final answer
    x = 125,609.23

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1.5x scale

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.