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Finding the Fourth Proportional to 63,337.90, 94,993.00 and 21,223.96

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Solution

The fourth proportional to 63,337.90, 94,993.00 and 21,223.96 is: 31,831.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,337.90 : 94,993.00 = 21,223.96 : x
  2. Step 2: Convert to fraction form
    63,337.90/94,993.00 = 21,223.96/x
  3. Step 3: Cross multiply
    63,337.90x = 94,993.00 × 21,223.96
  4. Step 4: Simplify right side
    63,337.90x = 2,016,127,461.12
  5. Step 5: Solve for x
    x = 2,016,127,461.12/63,337.90
  6. Step 6: Final answer
    x = 31,831.30

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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.