Home / 63,284.58-87,334.47-34,991.28

Finding the Fourth Proportional to 63,284.58, 87,334.47 and 34,991.28

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Solution

The fourth proportional to 63,284.58, 87,334.47 and 34,991.28 is: 48,288.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,284.58 : 87,334.47 = 34,991.28 : x
  2. Step 2: Convert to fraction form
    63,284.58/87,334.47 = 34,991.28/x
  3. Step 3: Cross multiply
    63,284.58x = 87,334.47 × 34,991.28
  4. Step 4: Simplify right side
    63,284.58x = 3,055,944,893.42
  5. Step 5: Solve for x
    x = 3,055,944,893.42/63,284.58
  6. Step 6: Final answer
    x = 48,288.93

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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.