Home / 44,138.16-66,169.95-19,159.32

Finding the Fourth Proportional to 44,138.16, 66,169.95 and 19,159.32

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Solution

The fourth proportional to 44,138.16, 66,169.95 and 19,159.32 is: 28,722.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,138.16 : 66,169.95 = 19,159.32 : x
  2. Step 2: Convert to fraction form
    44,138.16/66,169.95 = 19,159.32/x
  3. Step 3: Cross multiply
    44,138.16x = 66,169.95 × 19,159.32
  4. Step 4: Simplify right side
    44,138.16x = 1,267,771,246.43
  5. Step 5: Solve for x
    x = 1,267,771,246.43/44,138.16
  6. Step 6: Final answer
    x = 28,722.79

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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.