Home / 85,910.02-118,557.21-48,183.46

Finding the Fourth Proportional to 85,910.02, 118,557.21 and 48,183.46

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Solution

The fourth proportional to 85,910.02, 118,557.21 and 48,183.46 is: 66,493.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,910.02 : 118,557.21 = 48,183.46 : x
  2. Step 2: Convert to fraction form
    85,910.02/118,557.21 = 48,183.46/x
  3. Step 3: Cross multiply
    85,910.02x = 118,557.21 × 48,183.46
  4. Step 4: Simplify right side
    85,910.02x = 5,712,496,585.75
  5. Step 5: Solve for x
    x = 5,712,496,585.75/85,910.02
  6. Step 6: Final answer
    x = 66,493.95

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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.