Home / 80,433.05-111,002.85-46,442.96

Finding the Fourth Proportional to 80,433.05, 111,002.85 and 46,442.96

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Solution

The fourth proportional to 80,433.05, 111,002.85 and 46,442.96 is: 64,094.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,433.05 : 111,002.85 = 46,442.96 : x
  2. Step 2: Convert to fraction form
    80,433.05/111,002.85 = 46,442.96/x
  3. Step 3: Cross multiply
    80,433.05x = 111,002.85 × 46,442.96
  4. Step 4: Simplify right side
    80,433.05x = 5,155,301,199.94
  5. Step 5: Solve for x
    x = 5,155,301,199.94/80,433.05
  6. Step 6: Final answer
    x = 64,094.32

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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.