Home / 220,557.20-330,837.78-62,785.58

Finding the Fourth Proportional to 220,557.20, 330,837.78 and 62,785.58

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Solution

The fourth proportional to 220,557.20, 330,837.78 and 62,785.58 is: 94,178.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,557.20 : 330,837.78 = 62,785.58 : x
  2. Step 2: Convert to fraction form
    220,557.20/330,837.78 = 62,785.58/x
  3. Step 3: Cross multiply
    220,557.20x = 330,837.78 × 62,785.58
  4. Step 4: Simplify right side
    220,557.20x = 20,771,841,903.21
  5. Step 5: Solve for x
    x = 20,771,841,903.21/220,557.20
  6. Step 6: Final answer
    x = 94,178.93

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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.