Home / 205,035.71-307,562.87-62,870.58

Finding the Fourth Proportional to 205,035.71, 307,562.87 and 62,870.58

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Solution

The fourth proportional to 205,035.71, 307,562.87 and 62,870.58 is: 94,308.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,035.71 : 307,562.87 = 62,870.58 : x
  2. Step 2: Convert to fraction form
    205,035.71/307,562.87 = 62,870.58/x
  3. Step 3: Cross multiply
    205,035.71x = 307,562.87 × 62,870.58
  4. Step 4: Simplify right side
    205,035.71x = 19,336,656,180.54
  5. Step 5: Solve for x
    x = 19,336,656,180.54/205,035.71
  6. Step 6: Final answer
    x = 94,308.73

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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.