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Finding the Fourth Proportional to 58,255.70, 80,395.79 and 32,770.08

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Solution

The fourth proportional to 58,255.70, 80,395.79 and 32,770.08 is: 45,224.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,255.70 : 80,395.79 = 32,770.08 : x
  2. Step 2: Convert to fraction form
    58,255.70/80,395.79 = 32,770.08/x
  3. Step 3: Cross multiply
    58,255.70x = 80,395.79 × 32,770.08
  4. Step 4: Simplify right side
    58,255.70x = 2,634,576,306.11
  5. Step 5: Solve for x
    x = 2,634,576,306.11/58,255.70
  6. Step 6: Final answer
    x = 45,224.36

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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.