Home / 178,096.08-245,757.96-102,649.68

Finding the Fourth Proportional to 178,096.08, 245,757.96 and 102,649.68

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Solution

The fourth proportional to 178,096.08, 245,757.96 and 102,649.68 is: 141,648.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,096.08 : 245,757.96 = 102,649.68 : x
  2. Step 2: Convert to fraction form
    178,096.08/245,757.96 = 102,649.68/x
  3. Step 3: Cross multiply
    178,096.08x = 245,757.96 × 102,649.68
  4. Step 4: Simplify right side
    178,096.08x = 25,226,975,951.45
  5. Step 5: Solve for x
    x = 25,226,975,951.45/178,096.08
  6. Step 6: Final answer
    x = 141,648.13

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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.