Home / 149,121.62-223,697.96-47,894.10

Finding the Fourth Proportional to 149,121.62, 223,697.96 and 47,894.10

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Solution

The fourth proportional to 149,121.62, 223,697.96 and 47,894.10 is: 71,846.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,121.62 : 223,697.96 = 47,894.10 : x
  2. Step 2: Convert to fraction form
    149,121.62/223,697.96 = 47,894.10/x
  3. Step 3: Cross multiply
    149,121.62x = 223,697.96 × 47,894.10
  4. Step 4: Simplify right side
    149,121.62x = 10,713,812,466.04
  5. Step 5: Solve for x
    x = 10,713,812,466.04/149,121.62
  6. Step 6: Final answer
    x = 71,846.14

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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.