Home / 84,409.02-116,488.62-48,604.68

Finding the Fourth Proportional to 84,409.02, 116,488.62 and 48,604.68

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Solution

The fourth proportional to 84,409.02, 116,488.62 and 48,604.68 is: 67,076.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,409.02 : 116,488.62 = 48,604.68 : x
  2. Step 2: Convert to fraction form
    84,409.02/116,488.62 = 48,604.68/x
  3. Step 3: Cross multiply
    84,409.02x = 116,488.62 × 48,604.68
  4. Step 4: Simplify right side
    84,409.02x = 5,661,892,098.74
  5. Step 5: Solve for x
    x = 5,661,892,098.74/84,409.02
  6. Step 6: Final answer
    x = 67,076.86

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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.