Home / 63,145.76-94,201.06-61,429.64

Finding the Fourth Proportional to 63,145.76, 94,201.06 and 61,429.64

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Solution

The fourth proportional to 63,145.76, 94,201.06 and 61,429.64 is: 91,640.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,145.76 : 94,201.06 = 61,429.64 : x
  2. Step 2: Convert to fraction form
    63,145.76/94,201.06 = 61,429.64/x
  3. Step 3: Cross multiply
    63,145.76x = 94,201.06 × 61,429.64
  4. Step 4: Simplify right side
    63,145.76x = 5,786,737,203.42
  5. Step 5: Solve for x
    x = 5,786,737,203.42/63,145.76
  6. Step 6: Final answer
    x = 91,640.95

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.