Home / 94,980.36-142,399.74-31,763.10

Finding the Fourth Proportional to 94,980.36, 142,399.74 and 31,763.10

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Solution

The fourth proportional to 94,980.36, 142,399.74 and 31,763.10 is: 47,620.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,980.36 : 142,399.74 = 31,763.10 : x
  2. Step 2: Convert to fraction form
    94,980.36/142,399.74 = 31,763.10/x
  3. Step 3: Cross multiply
    94,980.36x = 142,399.74 × 31,763.10
  4. Step 4: Simplify right side
    94,980.36x = 4,523,057,181.59
  5. Step 5: Solve for x
    x = 4,523,057,181.59/94,980.36
  6. Step 6: Final answer
    x = 47,620.97

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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.