Home / 76,007.21-114,013.13-26,086.59

Finding the Fourth Proportional to 76,007.21, 114,013.13 and 26,086.59

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Solution

The fourth proportional to 76,007.21, 114,013.13 and 26,086.59 is: 39,130.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,007.21 : 114,013.13 = 26,086.59 : x
  2. Step 2: Convert to fraction form
    76,007.21/114,013.13 = 26,086.59/x
  3. Step 3: Cross multiply
    76,007.21x = 114,013.13 × 26,086.59
  4. Step 4: Simplify right side
    76,007.21x = 2,974,213,646.49
  5. Step 5: Solve for x
    x = 2,974,213,646.49/76,007.21
  6. Step 6: Final answer
    x = 39,130.68

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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.