Home / 84,766.65-116,979.46-46,529.78

Finding the Fourth Proportional to 84,766.65, 116,979.46 and 46,529.78

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Solution

The fourth proportional to 84,766.65, 116,979.46 and 46,529.78 is: 64,211.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,766.65 : 116,979.46 = 46,529.78 : x
  2. Step 2: Convert to fraction form
    84,766.65/116,979.46 = 46,529.78/x
  3. Step 3: Cross multiply
    84,766.65x = 116,979.46 × 46,529.78
  4. Step 4: Simplify right side
    84,766.65x = 5,443,027,953.42
  5. Step 5: Solve for x
    x = 5,443,027,953.42/84,766.65
  6. Step 6: Final answer
    x = 64,211.90

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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.