Home / 84,150.29-116,127.39-46,424.54

Finding the Fourth Proportional to 84,150.29, 116,127.39 and 46,424.54

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Solution

The fourth proportional to 84,150.29, 116,127.39 and 46,424.54 is: 64,065.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,150.29 : 116,127.39 = 46,424.54 : x
  2. Step 2: Convert to fraction form
    84,150.29/116,127.39 = 46,424.54/x
  3. Step 3: Cross multiply
    84,150.29x = 116,127.39 × 46,424.54
  4. Step 4: Simplify right side
    84,150.29x = 5,391,160,081.51
  5. Step 5: Solve for x
    x = 5,391,160,081.51/84,150.29
  6. Step 6: Final answer
    x = 64,065.86

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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.