Home / 50,895.58-70,206.51-31,742.11

Finding the Fourth Proportional to 50,895.58, 70,206.51 and 31,742.11

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Solution

The fourth proportional to 50,895.58, 70,206.51 and 31,742.11 is: 43,785.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,895.58 : 70,206.51 = 31,742.11 : x
  2. Step 2: Convert to fraction form
    50,895.58/70,206.51 = 31,742.11/x
  3. Step 3: Cross multiply
    50,895.58x = 70,206.51 × 31,742.11
  4. Step 4: Simplify right side
    50,895.58x = 2,228,502,763.14
  5. Step 5: Solve for x
    x = 2,228,502,763.14/50,895.58
  6. Step 6: Final answer
    x = 43,785.78

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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.