Home / 81,199.21-112,054.29-44,902.25

Finding the Fourth Proportional to 81,199.21, 112,054.29 and 44,902.25

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Solution

The fourth proportional to 81,199.21, 112,054.29 and 44,902.25 is: 61,964.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,199.21 : 112,054.29 = 44,902.25 : x
  2. Step 2: Convert to fraction form
    81,199.21/112,054.29 = 44,902.25/x
  3. Step 3: Cross multiply
    81,199.21x = 112,054.29 × 44,902.25
  4. Step 4: Simplify right side
    81,199.21x = 5,031,489,434.70
  5. Step 5: Solve for x
    x = 5,031,489,434.70/81,199.21
  6. Step 6: Final answer
    x = 61,964.76

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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.