Home / 150,864.42-208,197.39-82,885.63

Finding the Fourth Proportional to 150,864.42, 208,197.39 and 82,885.63

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Solution

The fourth proportional to 150,864.42, 208,197.39 and 82,885.63 is: 114,384.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,864.42 : 208,197.39 = 82,885.63 : x
  2. Step 2: Convert to fraction form
    150,864.42/208,197.39 = 82,885.63/x
  3. Step 3: Cross multiply
    150,864.42x = 208,197.39 × 82,885.63
  4. Step 4: Simplify right side
    150,864.42x = 17,256,571,548.97
  5. Step 5: Solve for x
    x = 17,256,571,548.97/150,864.42
  6. Step 6: Final answer
    x = 114,384.63

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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.