Home / 48,119.64-72,194.04-21,817.32

Finding the Fourth Proportional to 48,119.64, 72,194.04 and 21,817.32

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Solution

The fourth proportional to 48,119.64, 72,194.04 and 21,817.32 is: 32,732.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,119.64 : 72,194.04 = 21,817.32 : x
  2. Step 2: Convert to fraction form
    48,119.64/72,194.04 = 21,817.32/x
  3. Step 3: Cross multiply
    48,119.64x = 72,194.04 × 21,817.32
  4. Step 4: Simplify right side
    48,119.64x = 1,575,080,472.77
  5. Step 5: Solve for x
    x = 1,575,080,472.77/48,119.64
  6. Step 6: Final answer
    x = 32,732.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.