Home / 77,133.42-115,700.16-24,542.94

Finding the Fourth Proportional to 77,133.42, 115,700.16 and 24,542.94

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Solution

The fourth proportional to 77,133.42, 115,700.16 and 24,542.94 is: 36,814.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,133.42 : 115,700.16 = 24,542.94 : x
  2. Step 2: Convert to fraction form
    77,133.42/115,700.16 = 24,542.94/x
  3. Step 3: Cross multiply
    77,133.42x = 115,700.16 × 24,542.94
  4. Step 4: Simplify right side
    77,133.42x = 2,839,622,084.87
  5. Step 5: Solve for x
    x = 2,839,622,084.87/77,133.42
  6. Step 6: Final answer
    x = 36,814.42

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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.