Home / 103,165.12-154,758.84-44,007.04

Finding the Fourth Proportional to 103,165.12, 154,758.84 and 44,007.04

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Solution

The fourth proportional to 103,165.12, 154,758.84 and 44,007.04 is: 66,015.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,165.12 : 154,758.84 = 44,007.04 : x
  2. Step 2: Convert to fraction form
    103,165.12/154,758.84 = 44,007.04/x
  3. Step 3: Cross multiply
    103,165.12x = 154,758.84 × 44,007.04
  4. Step 4: Simplify right side
    103,165.12x = 6,810,478,462.23
  5. Step 5: Solve for x
    x = 6,810,478,462.23/103,165.12
  6. Step 6: Final answer
    x = 66,015.32

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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.