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Finding the Fourth Proportional to 58,228.70, 80,358.46 and 32,743.09

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Solution

The fourth proportional to 58,228.70, 80,358.46 and 32,743.09 is: 45,187.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,228.70 : 80,358.46 = 32,743.09 : x
  2. Step 2: Convert to fraction form
    58,228.70/80,358.46 = 32,743.09/x
  3. Step 3: Cross multiply
    58,228.70x = 80,358.46 × 32,743.09
  4. Step 4: Simplify right side
    58,228.70x = 2,631,184,080.62
  5. Step 5: Solve for x
    x = 2,631,184,080.62/58,228.70
  6. Step 6: Final answer
    x = 45,187.07

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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.