Home / 157,469.20-236,232.60-63,984.40

Finding the Fourth Proportional to 157,469.20, 236,232.60 and 63,984.40

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Solution

The fourth proportional to 157,469.20, 236,232.60 and 63,984.40 is: 95,988.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,469.20 : 236,232.60 = 63,984.40 : x
  2. Step 2: Convert to fraction form
    157,469.20/236,232.60 = 63,984.40/x
  3. Step 3: Cross multiply
    157,469.20x = 236,232.60 × 63,984.40
  4. Step 4: Simplify right side
    157,469.20x = 15,115,201,171.44
  5. Step 5: Solve for x
    x = 15,115,201,171.44/157,469.20
  6. Step 6: Final answer
    x = 95,988.30

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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.