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Finding the Fourth Proportional to 217,782.52, 326,615.46 and 59,973.46

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Solution

The fourth proportional to 217,782.52, 326,615.46 and 59,973.46 is: 89,944.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,782.52 : 326,615.46 = 59,973.46 : x
  2. Step 2: Convert to fraction form
    217,782.52/326,615.46 = 59,973.46/x
  3. Step 3: Cross multiply
    217,782.52x = 326,615.46 × 59,973.46
  4. Step 4: Simplify right side
    217,782.52x = 19,588,259,225.69
  5. Step 5: Solve for x
    x = 19,588,259,225.69/217,782.52
  6. Step 6: Final answer
    x = 89,944.13

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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.