Home / 157,880.79-236,858.13-107,984.39

Finding the Fourth Proportional to 157,880.79, 236,858.13 and 107,984.39

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Solution

The fourth proportional to 157,880.79, 236,858.13 and 107,984.39 is: 162,001.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,880.79 : 236,858.13 = 107,984.39 : x
  2. Step 2: Convert to fraction form
    157,880.79/236,858.13 = 107,984.39/x
  3. Step 3: Cross multiply
    157,880.79x = 236,858.13 × 107,984.39
  4. Step 4: Simplify right side
    157,880.79x = 25,576,979,500.30
  5. Step 5: Solve for x
    x = 25,576,979,500.30/157,880.79
  6. Step 6: Final answer
    x = 162,001.85

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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.