Home / 97,827.30-146,721.71-31,249.49

Finding the Fourth Proportional to 97,827.30, 146,721.71 and 31,249.49

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Solution

The fourth proportional to 97,827.30, 146,721.71 and 31,249.49 is: 46,868.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,827.30 : 146,721.71 = 31,249.49 : x
  2. Step 2: Convert to fraction form
    97,827.30/146,721.71 = 31,249.49/x
  3. Step 3: Cross multiply
    97,827.30x = 146,721.71 × 31,249.49
  4. Step 4: Simplify right side
    97,827.30x = 4,584,977,953.94
  5. Step 5: Solve for x
    x = 4,584,977,953.94/97,827.30
  6. Step 6: Final answer
    x = 46,868.08

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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.