Home / 80,432.85-111,002.60-46,442.77

Finding the Fourth Proportional to 80,432.85, 111,002.60 and 46,442.77

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Solution

The fourth proportional to 80,432.85, 111,002.60 and 46,442.77 is: 64,094.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,432.85 : 111,002.60 = 46,442.77 : x
  2. Step 2: Convert to fraction form
    80,432.85/111,002.60 = 46,442.77/x
  3. Step 3: Cross multiply
    80,432.85x = 111,002.60 × 46,442.77
  4. Step 4: Simplify right side
    80,432.85x = 5,155,268,422.95
  5. Step 5: Solve for x
    x = 5,155,268,422.95/80,432.85
  6. Step 6: Final answer
    x = 64,094.06

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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.