Home / 82,721.28-114,156.16-44,995.84

Finding the Fourth Proportional to 82,721.28, 114,156.16 and 44,995.84

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Solution

The fourth proportional to 82,721.28, 114,156.16 and 44,995.84 is: 62,094.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,721.28 : 114,156.16 = 44,995.84 : x
  2. Step 2: Convert to fraction form
    82,721.28/114,156.16 = 44,995.84/x
  3. Step 3: Cross multiply
    82,721.28x = 114,156.16 × 44,995.84
  4. Step 4: Simplify right side
    82,721.28x = 5,136,552,310.37
  5. Step 5: Solve for x
    x = 5,136,552,310.37/82,721.28
  6. Step 6: Final answer
    x = 62,094.69

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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.