Home / 79,087.46-119,181.36-71,593.29

Finding the Fourth Proportional to 79,087.46, 119,181.36 and 71,593.29

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Solution

The fourth proportional to 79,087.46, 119,181.36 and 71,593.29 is: 107,887.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,087.46 : 119,181.36 = 71,593.29 : x
  2. Step 2: Convert to fraction form
    79,087.46/119,181.36 = 71,593.29/x
  3. Step 3: Cross multiply
    79,087.46x = 119,181.36 × 71,593.29
  4. Step 4: Simplify right side
    79,087.46x = 8,532,585,669.07
  5. Step 5: Solve for x
    x = 8,532,585,669.07/79,087.46
  6. Step 6: Final answer
    x = 107,887.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.