Home / 92,390.48-127,498.83-49,949

Finding the Fourth Proportional to 92,390.48, 127,498.83 and 49,949

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Solution

The fourth proportional to 92,390.48, 127,498.83 and 49,949 is: 68,929.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,390.48 : 127,498.83 = 49,949 : x
  2. Step 2: Convert to fraction form
    92,390.48/127,498.83 = 49,949/x
  3. Step 3: Cross multiply
    92,390.48x = 127,498.83 × 49,949
  4. Step 4: Simplify right side
    92,390.48x = 6,368,439,059.67
  5. Step 5: Solve for x
    x = 6,368,439,059.67/92,390.48
  6. Step 6: Final answer
    x = 68,929.60

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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.