Home / 150,566.52-207,775.56-90,101.46

Finding the Fourth Proportional to 150,566.52, 207,775.56 and 90,101.46

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Solution

The fourth proportional to 150,566.52, 207,775.56 and 90,101.46 is: 124,336.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,566.52 : 207,775.56 = 90,101.46 : x
  2. Step 2: Convert to fraction form
    150,566.52/207,775.56 = 90,101.46/x
  3. Step 3: Cross multiply
    150,566.52x = 207,775.56 × 90,101.46
  4. Step 4: Simplify right side
    150,566.52x = 18,720,881,308.32
  5. Step 5: Solve for x
    x = 18,720,881,308.32/150,566.52
  6. Step 6: Final answer
    x = 124,336.28

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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.