Home / 48,146.99-72,229.53-21,853.58

Finding the Fourth Proportional to 48,146.99, 72,229.53 and 21,853.58

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Solution

The fourth proportional to 48,146.99, 72,229.53 and 21,853.58 is: 32,784.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,146.99 : 72,229.53 = 21,853.58 : x
  2. Step 2: Convert to fraction form
    48,146.99/72,229.53 = 21,853.58/x
  3. Step 3: Cross multiply
    48,146.99x = 72,229.53 × 21,853.58
  4. Step 4: Simplify right side
    48,146.99x = 1,578,473,812.22
  5. Step 5: Solve for x
    x = 1,578,473,812.22/48,146.99
  6. Step 6: Final answer
    x = 32,784.48

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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.