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Finding the Fourth Proportional to 58,102.88, 80,195.64 and 35,460.60

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Solution

The fourth proportional to 58,102.88, 80,195.64 and 35,460.60 is: 48,943.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,102.88 : 80,195.64 = 35,460.60 : x
  2. Step 2: Convert to fraction form
    58,102.88/80,195.64 = 35,460.60/x
  3. Step 3: Cross multiply
    58,102.88x = 80,195.64 × 35,460.60
  4. Step 4: Simplify right side
    58,102.88x = 2,843,785,078.07
  5. Step 5: Solve for x
    x = 2,843,785,078.07/58,102.88
  6. Step 6: Final answer
    x = 48,943.96

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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.