Home / 73,050.52-109,533.54-28,625.32

Finding the Fourth Proportional to 73,050.52, 109,533.54 and 28,625.32

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Solution

The fourth proportional to 73,050.52, 109,533.54 and 28,625.32 is: 42,921.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,050.52 : 109,533.54 = 28,625.32 : x
  2. Step 2: Convert to fraction form
    73,050.52/109,533.54 = 28,625.32/x
  3. Step 3: Cross multiply
    73,050.52x = 109,533.54 × 28,625.32
  4. Step 4: Simplify right side
    73,050.52x = 3,135,432,633.23
  5. Step 5: Solve for x
    x = 3,135,432,633.23/73,050.52
  6. Step 6: Final answer
    x = 42,921.43

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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.