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Finding the Fourth Proportional to 58,130.64, 80,222.76 and 32,982.48

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Solution

The fourth proportional to 58,130.64, 80,222.76 and 32,982.48 is: 45,517.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,130.64 : 80,222.76 = 32,982.48 : x
  2. Step 2: Convert to fraction form
    58,130.64/80,222.76 = 32,982.48/x
  3. Step 3: Cross multiply
    58,130.64x = 80,222.76 × 32,982.48
  4. Step 4: Simplify right side
    58,130.64x = 2,645,945,577.24
  5. Step 5: Solve for x
    x = 2,645,945,577.24/58,130.64
  6. Step 6: Final answer
    x = 45,517.23

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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.