Home / 70,787.02-106,027.38-33,290.92

Finding the Fourth Proportional to 70,787.02, 106,027.38 and 33,290.92

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Solution

The fourth proportional to 70,787.02, 106,027.38 and 33,290.92 is: 49,864.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,787.02 : 106,027.38 = 33,290.92 : x
  2. Step 2: Convert to fraction form
    70,787.02/106,027.38 = 33,290.92/x
  3. Step 3: Cross multiply
    70,787.02x = 106,027.38 × 33,290.92
  4. Step 4: Simplify right side
    70,787.02x = 3,529,749,025.39
  5. Step 5: Solve for x
    x = 3,529,749,025.39/70,787.02
  6. Step 6: Final answer
    x = 49,864.35

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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.