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Finding the Fourth Proportional to 58,171.96, 80,284.80 and 35,506.18

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Solution

The fourth proportional to 58,171.96, 80,284.80 and 35,506.18 is: 49,003.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,171.96 : 80,284.80 = 35,506.18 : x
  2. Step 2: Convert to fraction form
    58,171.96/80,284.80 = 35,506.18/x
  3. Step 3: Cross multiply
    58,171.96x = 80,284.80 × 35,506.18
  4. Step 4: Simplify right side
    58,171.96x = 2,850,606,560.06
  5. Step 5: Solve for x
    x = 2,850,606,560.06/58,171.96
  6. Step 6: Final answer
    x = 49,003.10

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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.