Home / 146,847.57-202,662.02-82,315.77

Finding the Fourth Proportional to 146,847.57, 202,662.02 and 82,315.77

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Solution

The fourth proportional to 146,847.57, 202,662.02 and 82,315.77 is: 113,602.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,847.57 : 202,662.02 = 82,315.77 : x
  2. Step 2: Convert to fraction form
    146,847.57/202,662.02 = 82,315.77/x
  3. Step 3: Cross multiply
    146,847.57x = 202,662.02 × 82,315.77
  4. Step 4: Simplify right side
    146,847.57x = 16,682,279,671.86
  5. Step 5: Solve for x
    x = 16,682,279,671.86/146,847.57
  6. Step 6: Final answer
    x = 113,602.70

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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.