Home / 437,584.13-656,376.21-142,096.13

Finding the Fourth Proportional to 437,584.13, 656,376.21 and 142,096.13

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Solution

The fourth proportional to 437,584.13, 656,376.21 and 142,096.13 is: 213,144.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,584.13 : 656,376.21 = 142,096.13 : x
  2. Step 2: Convert to fraction form
    437,584.13/656,376.21 = 142,096.13/x
  3. Step 3: Cross multiply
    437,584.13x = 656,376.21 × 142,096.13
  4. Step 4: Simplify right side
    437,584.13x = 93,268,515,983.19
  5. Step 5: Solve for x
    x = 93,268,515,983.19/437,584.13
  6. Step 6: Final answer
    x = 213,144.19

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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.