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Finding the Fourth Proportional to 58,114.55, 80,195.45 and 35,449.94

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Solution

The fourth proportional to 58,114.55, 80,195.45 and 35,449.94 is: 48,919.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,114.55 : 80,195.45 = 35,449.94 : x
  2. Step 2: Convert to fraction form
    58,114.55/80,195.45 = 35,449.94/x
  3. Step 3: Cross multiply
    58,114.55x = 80,195.45 × 35,449.94
  4. Step 4: Simplify right side
    58,114.55x = 2,842,923,312.55
  5. Step 5: Solve for x
    x = 2,842,923,312.55/58,114.55
  6. Step 6: Final answer
    x = 48,919.31

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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.