Home / 150,256.44-207,359.48-85,736.18

Finding the Fourth Proportional to 150,256.44, 207,359.48 and 85,736.18

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Solution

The fourth proportional to 150,256.44, 207,359.48 and 85,736.18 is: 118,319.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,256.44 : 207,359.48 = 85,736.18 : x
  2. Step 2: Convert to fraction form
    150,256.44/207,359.48 = 85,736.18/x
  3. Step 3: Cross multiply
    150,256.44x = 207,359.48 × 85,736.18
  4. Step 4: Simplify right side
    150,256.44x = 17,778,209,791.70
  5. Step 5: Solve for x
    x = 17,778,209,791.70/150,256.44
  6. Step 6: Final answer
    x = 118,319.12

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1.5x scale

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.