Home / 76,087.89-114,057.66-31,727.34

Finding the Fourth Proportional to 76,087.89, 114,057.66 and 31,727.34

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Solution

The fourth proportional to 76,087.89, 114,057.66 and 31,727.34 is: 47,560.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,087.89 : 114,057.66 = 31,727.34 : x
  2. Step 2: Convert to fraction form
    76,087.89/114,057.66 = 31,727.34/x
  3. Step 3: Cross multiply
    76,087.89x = 114,057.66 × 31,727.34
  4. Step 4: Simplify right side
    76,087.89x = 3,618,746,158.42
  5. Step 5: Solve for x
    x = 3,618,746,158.42/76,087.89
  6. Step 6: Final answer
    x = 47,560.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.