Home / 113,022.90-169,631.55-49,940.10

Finding the Fourth Proportional to 113,022.90, 169,631.55 and 49,940.10

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Solution

The fourth proportional to 113,022.90, 169,631.55 and 49,940.10 is: 74,953.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,022.90 : 169,631.55 = 49,940.10 : x
  2. Step 2: Convert to fraction form
    113,022.90/169,631.55 = 49,940.10/x
  3. Step 3: Cross multiply
    113,022.90x = 169,631.55 × 49,940.10
  4. Step 4: Simplify right side
    113,022.90x = 8,471,416,570.16
  5. Step 5: Solve for x
    x = 8,471,416,570.16/113,022.90
  6. Step 6: Final answer
    x = 74,953.10

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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.