Home / 82,505.78-113,838.45-46,695.79

Finding the Fourth Proportional to 82,505.78, 113,838.45 and 46,695.79

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Solution

The fourth proportional to 82,505.78, 113,838.45 and 46,695.79 is: 64,429.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,505.78 : 113,838.45 = 46,695.79 : x
  2. Step 2: Convert to fraction form
    82,505.78/113,838.45 = 46,695.79/x
  3. Step 3: Cross multiply
    82,505.78x = 113,838.45 × 46,695.79
  4. Step 4: Simplify right side
    82,505.78x = 5,315,775,902.67
  5. Step 5: Solve for x
    x = 5,315,775,902.67/82,505.78
  6. Step 6: Final answer
    x = 64,429.14

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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.