Home / 81,790.02-122,685.02-22,624.15

Finding the Fourth Proportional to 81,790.02, 122,685.02 and 22,624.15

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Solution

The fourth proportional to 81,790.02, 122,685.02 and 22,624.15 is: 33,936.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,790.02 : 122,685.02 = 22,624.15 : x
  2. Step 2: Convert to fraction form
    81,790.02/122,685.02 = 22,624.15/x
  3. Step 3: Cross multiply
    81,790.02x = 122,685.02 × 22,624.15
  4. Step 4: Simplify right side
    81,790.02x = 2,775,644,295.23
  5. Step 5: Solve for x
    x = 2,775,644,295.23/81,790.02
  6. Step 6: Final answer
    x = 33,936.22

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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.