Home / 71,770.68-99,037.09-41,558.05

Finding the Fourth Proportional to 71,770.68, 99,037.09 and 41,558.05

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Solution

The fourth proportional to 71,770.68, 99,037.09 and 41,558.05 is: 57,346.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,770.68 : 99,037.09 = 41,558.05 : x
  2. Step 2: Convert to fraction form
    71,770.68/99,037.09 = 41,558.05/x
  3. Step 3: Cross multiply
    71,770.68x = 99,037.09 × 41,558.05
  4. Step 4: Simplify right side
    71,770.68x = 4,115,788,338.07
  5. Step 5: Solve for x
    x = 4,115,788,338.07/71,770.68
  6. Step 6: Final answer
    x = 57,346.38

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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.