Home / 97,880.88-146,832.04-31,305.36

Finding the Fourth Proportional to 97,880.88, 146,832.04 and 31,305.36

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Solution

The fourth proportional to 97,880.88, 146,832.04 and 31,305.36 is: 46,961.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,880.88 : 146,832.04 = 31,305.36 : x
  2. Step 2: Convert to fraction form
    97,880.88/146,832.04 = 31,305.36/x
  3. Step 3: Cross multiply
    97,880.88x = 146,832.04 × 31,305.36
  4. Step 4: Simplify right side
    97,880.88x = 4,596,629,871.73
  5. Step 5: Solve for x
    x = 4,596,629,871.73/97,880.88
  6. Step 6: Final answer
    x = 46,961.47

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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.