Home / 81,916.98-113,022.81-46,104.90

Finding the Fourth Proportional to 81,916.98, 113,022.81 and 46,104.90

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Solution

The fourth proportional to 81,916.98, 113,022.81 and 46,104.90 is: 63,612.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,916.98 : 113,022.81 = 46,104.90 : x
  2. Step 2: Convert to fraction form
    81,916.98/113,022.81 = 46,104.90/x
  3. Step 3: Cross multiply
    81,916.98x = 113,022.81 × 46,104.90
  4. Step 4: Simplify right side
    81,916.98x = 5,210,905,352.77
  5. Step 5: Solve for x
    x = 5,210,905,352.77/81,916.98
  6. Step 6: Final answer
    x = 63,612.03

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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.