Home / 80,292.02-110,755.41-48,442.10

Finding the Fourth Proportional to 80,292.02, 110,755.41 and 48,442.10

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Solution

The fourth proportional to 80,292.02, 110,755.41 and 48,442.10 is: 66,821.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,292.02 : 110,755.41 = 48,442.10 : x
  2. Step 2: Convert to fraction form
    80,292.02/110,755.41 = 48,442.10/x
  3. Step 3: Cross multiply
    80,292.02x = 110,755.41 × 48,442.10
  4. Step 4: Simplify right side
    80,292.02x = 5,365,224,646.76
  5. Step 5: Solve for x
    x = 5,365,224,646.76/80,292.02
  6. Step 6: Final answer
    x = 66,821.39

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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.