Home / 80,441.74-111,022.92-44,643.25

Finding the Fourth Proportional to 80,441.74, 111,022.92 and 44,643.25

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Solution

The fourth proportional to 80,441.74, 111,022.92 and 44,643.25 is: 61,615.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,441.74 : 111,022.92 = 44,643.25 : x
  2. Step 2: Convert to fraction form
    80,441.74/111,022.92 = 44,643.25/x
  3. Step 3: Cross multiply
    80,441.74x = 111,022.92 × 44,643.25
  4. Step 4: Simplify right side
    80,441.74x = 4,956,423,973.29
  5. Step 5: Solve for x
    x = 4,956,423,973.29/80,441.74
  6. Step 6: Final answer
    x = 61,615.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.