Home / 150,340.36-207,475.16-83,272.36

Finding the Fourth Proportional to 150,340.36, 207,475.16 and 83,272.36

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Solution

The fourth proportional to 150,340.36, 207,475.16 and 83,272.36 is: 114,918.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,340.36 : 207,475.16 = 83,272.36 : x
  2. Step 2: Convert to fraction form
    150,340.36/207,475.16 = 83,272.36/x
  3. Step 3: Cross multiply
    150,340.36x = 207,475.16 × 83,272.36
  4. Step 4: Simplify right side
    150,340.36x = 17,276,946,214.58
  5. Step 5: Solve for x
    x = 17,276,946,214.58/150,340.36
  6. Step 6: Final answer
    x = 114,918.88

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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.