Home / 124,172.10-186,190.11-49,216.32

Finding the Fourth Proportional to 124,172.10, 186,190.11 and 49,216.32

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Solution

The fourth proportional to 124,172.10, 186,190.11 and 49,216.32 is: 73,797.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,172.10 : 186,190.11 = 49,216.32 : x
  2. Step 2: Convert to fraction form
    124,172.10/186,190.11 = 49,216.32/x
  3. Step 3: Cross multiply
    124,172.10x = 186,190.11 × 49,216.32
  4. Step 4: Simplify right side
    124,172.10x = 9,163,592,034.60
  5. Step 5: Solve for x
    x = 9,163,592,034.60/124,172.10
  6. Step 6: Final answer
    x = 73,797.51

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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.