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Finding the Fourth Proportional to 58,181.76, 80,308.80 and 35,832.96

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Solution

The fourth proportional to 58,181.76, 80,308.80 and 35,832.96 is: 49,460.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,181.76 : 80,308.80 = 35,832.96 : x
  2. Step 2: Convert to fraction form
    58,181.76/80,308.80 = 35,832.96/x
  3. Step 3: Cross multiply
    58,181.76x = 80,308.80 × 35,832.96
  4. Step 4: Simplify right side
    58,181.76x = 2,877,702,018.05
  5. Step 5: Solve for x
    x = 2,877,702,018.05/58,181.76
  6. Step 6: Final answer
    x = 49,460.55

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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.