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Finding the Fourth Proportional to 171,064.40, 256,572.30 and 58,749.80

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Solution

The fourth proportional to 171,064.40, 256,572.30 and 58,749.80 is: 88,116.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,064.40 : 256,572.30 = 58,749.80 : x
  2. Step 2: Convert to fraction form
    171,064.40/256,572.30 = 58,749.80/x
  3. Step 3: Cross multiply
    171,064.40x = 256,572.30 × 58,749.80
  4. Step 4: Simplify right side
    171,064.40x = 15,073,571,310.54
  5. Step 5: Solve for x
    x = 15,073,571,310.54/171,064.40
  6. Step 6: Final answer
    x = 88,116.35

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1.5x scale

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.