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Finding the Fourth Proportional to 56,594.71, 78,104.07 and 32,729.68

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Solution

The fourth proportional to 56,594.71, 78,104.07 and 32,729.68 is: 45,168.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,594.71 : 78,104.07 = 32,729.68 : x
  2. Step 2: Convert to fraction form
    56,594.71/78,104.07 = 32,729.68/x
  3. Step 3: Cross multiply
    56,594.71x = 78,104.07 × 32,729.68
  4. Step 4: Simplify right side
    56,594.71x = 2,556,321,217.80
  5. Step 5: Solve for x
    x = 2,556,321,217.80/56,594.71
  6. Step 6: Final answer
    x = 45,168.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.