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Finding the Fourth Proportional to 58,119.48, 80,212.14 and 32,977.08

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Solution

The fourth proportional to 58,119.48, 80,212.14 and 32,977.08 is: 45,512.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,119.48 : 80,212.14 = 32,977.08 : x
  2. Step 2: Convert to fraction form
    58,119.48/80,212.14 = 32,977.08/x
  3. Step 3: Cross multiply
    58,119.48x = 80,212.14 × 32,977.08
  4. Step 4: Simplify right side
    58,119.48x = 2,645,162,157.75
  5. Step 5: Solve for x
    x = 2,645,162,157.75/58,119.48
  6. Step 6: Final answer
    x = 45,512.49

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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.