Home / 63,146.76-94,725.26-21,025.32

Finding the Fourth Proportional to 63,146.76, 94,725.26 and 21,025.32

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Solution

The fourth proportional to 63,146.76, 94,725.26 and 21,025.32 is: 31,539.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,146.76 : 94,725.26 = 21,025.32 : x
  2. Step 2: Convert to fraction form
    63,146.76/94,725.26 = 21,025.32/x
  3. Step 3: Cross multiply
    63,146.76x = 94,725.26 × 21,025.32
  4. Step 4: Simplify right side
    63,146.76x = 1,991,628,903.58
  5. Step 5: Solve for x
    x = 1,991,628,903.58/63,146.76
  6. Step 6: Final answer
    x = 31,539.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.