Home / 85,227-127,816.02-26,048.76

Finding the Fourth Proportional to 85,227, 127,816.02 and 26,048.76

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Solution

The fourth proportional to 85,227, 127,816.02 and 26,048.76 is: 39,065.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,227 : 127,816.02 = 26,048.76 : x
  2. Step 2: Convert to fraction form
    85,227/127,816.02 = 26,048.76/x
  3. Step 3: Cross multiply
    85,227x = 127,816.02 × 26,048.76
  4. Step 4: Simplify right side
    85,227x = 3,329,448,829.14
  5. Step 5: Solve for x
    x = 3,329,448,829.14/85,227
  6. Step 6: Final answer
    x = 39,065.66

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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.