Home / 347,905.50-521,693.76-134,773.23

Finding the Fourth Proportional to 347,905.50, 521,693.76 and 134,773.23

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Solution

The fourth proportional to 347,905.50, 521,693.76 and 134,773.23 is: 202,096.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,905.50 : 521,693.76 = 134,773.23 : x
  2. Step 2: Convert to fraction form
    347,905.50/521,693.76 = 134,773.23/x
  3. Step 3: Cross multiply
    347,905.50x = 521,693.76 × 134,773.23
  4. Step 4: Simplify right side
    347,905.50x = 70,310,354,410.28
  5. Step 5: Solve for x
    x = 70,310,354,410.28/347,905.50
  6. Step 6: Final answer
    x = 202,096.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.