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Finding the Fourth Proportional to 162,324.30, 224,029.78 and 93,412.34

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Solution

The fourth proportional to 162,324.30, 224,029.78 and 93,412.34 is: 128,921.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,324.30 : 224,029.78 = 93,412.34 : x
  2. Step 2: Convert to fraction form
    162,324.30/224,029.78 = 93,412.34/x
  3. Step 3: Cross multiply
    162,324.30x = 224,029.78 × 93,412.34
  4. Step 4: Simplify right side
    162,324.30x = 20,927,146,306.03
  5. Step 5: Solve for x
    x = 20,927,146,306.03/162,324.30
  6. Step 6: Final answer
    x = 128,921.84

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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.