Home / 77,441.12-106,868.04-43,448.85

Finding the Fourth Proportional to 77,441.12, 106,868.04 and 43,448.85

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Solution

The fourth proportional to 77,441.12, 106,868.04 and 43,448.85 is: 59,959.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,441.12 : 106,868.04 = 43,448.85 : x
  2. Step 2: Convert to fraction form
    77,441.12/106,868.04 = 43,448.85/x
  3. Step 3: Cross multiply
    77,441.12x = 106,868.04 × 43,448.85
  4. Step 4: Simplify right side
    77,441.12x = 4,643,293,439.75
  5. Step 5: Solve for x
    x = 4,643,293,439.75/77,441.12
  6. Step 6: Final answer
    x = 59,959.02

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1.5x scale

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.