Home / 90,053.39-124,203.62-63,847.32

Finding the Fourth Proportional to 90,053.39, 124,203.62 and 63,847.32

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Solution

The fourth proportional to 90,053.39, 124,203.62 and 63,847.32 is: 88,059.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,053.39 : 124,203.62 = 63,847.32 : x
  2. Step 2: Convert to fraction form
    90,053.39/124,203.62 = 63,847.32/x
  3. Step 3: Cross multiply
    90,053.39x = 124,203.62 × 63,847.32
  4. Step 4: Simplify right side
    90,053.39x = 7,930,067,952.06
  5. Step 5: Solve for x
    x = 7,930,067,952.06/90,053.39
  6. Step 6: Final answer
    x = 88,059.63

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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.