Home / 113,139.66-169,562.97-46,504.38

Finding the Fourth Proportional to 113,139.66, 169,562.97 and 46,504.38

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Solution

The fourth proportional to 113,139.66, 169,562.97 and 46,504.38 is: 69,696.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,139.66 : 169,562.97 = 46,504.38 : x
  2. Step 2: Convert to fraction form
    113,139.66/169,562.97 = 46,504.38/x
  3. Step 3: Cross multiply
    113,139.66x = 169,562.97 × 46,504.38
  4. Step 4: Simplify right side
    113,139.66x = 7,885,420,790.81
  5. Step 5: Solve for x
    x = 7,885,420,790.81/113,139.66
  6. Step 6: Final answer
    x = 69,696.35

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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.