Home / 77,792.46-116,694.82-38,328.06

Finding the Fourth Proportional to 77,792.46, 116,694.82 and 38,328.06

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Solution

The fourth proportional to 77,792.46, 116,694.82 and 38,328.06 is: 57,495.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,792.46 : 116,694.82 = 38,328.06 : x
  2. Step 2: Convert to fraction form
    77,792.46/116,694.82 = 38,328.06/x
  3. Step 3: Cross multiply
    77,792.46x = 116,694.82 × 38,328.06
  4. Step 4: Simplify right side
    77,792.46x = 4,472,686,062.65
  5. Step 5: Solve for x
    x = 4,472,686,062.65/77,792.46
  6. Step 6: Final answer
    x = 57,495.11

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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.