Home / 81,916.29-113,044.68-46,106.82

Finding the Fourth Proportional to 81,916.29, 113,044.68 and 46,106.82

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Solution

The fourth proportional to 81,916.29, 113,044.68 and 46,106.82 is: 63,627.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,916.29 : 113,044.68 = 46,106.82 : x
  2. Step 2: Convert to fraction form
    81,916.29/113,044.68 = 46,106.82/x
  3. Step 3: Cross multiply
    81,916.29x = 113,044.68 × 46,106.82
  4. Step 4: Simplify right side
    81,916.29x = 5,212,130,712.72
  5. Step 5: Solve for x
    x = 5,212,130,712.72/81,916.29
  6. Step 6: Final answer
    x = 63,627.52

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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.