Home / 83,362.64-125,058.18-30,772.40

Finding the Fourth Proportional to 83,362.64, 125,058.18 and 30,772.40

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Solution

The fourth proportional to 83,362.64, 125,058.18 and 30,772.40 is: 46,163.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,362.64 : 125,058.18 = 30,772.40 : x
  2. Step 2: Convert to fraction form
    83,362.64/125,058.18 = 30,772.40/x
  3. Step 3: Cross multiply
    83,362.64x = 125,058.18 × 30,772.40
  4. Step 4: Simplify right side
    83,362.64x = 3,848,340,338.23
  5. Step 5: Solve for x
    x = 3,848,340,338.23/83,362.64
  6. Step 6: Final answer
    x = 46,163.85

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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.