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Finding the Fourth Proportional to 60,994.32, 84,164.48 and 35,508.92

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Solution

The fourth proportional to 60,994.32, 84,164.48 and 35,508.92 is: 48,997.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,994.32 : 84,164.48 = 35,508.92 : x
  2. Step 2: Convert to fraction form
    60,994.32/84,164.48 = 35,508.92/x
  3. Step 3: Cross multiply
    60,994.32x = 84,164.48 × 35,508.92
  4. Step 4: Simplify right side
    60,994.32x = 2,988,589,787.16
  5. Step 5: Solve for x
    x = 2,988,589,787.16/60,994.32
  6. Step 6: Final answer
    x = 48,997.84

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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.