Home / 53,922.96-80,835.16-45,656.24

Finding the Fourth Proportional to 53,922.96, 80,835.16 and 45,656.24

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Solution

The fourth proportional to 53,922.96, 80,835.16 and 45,656.24 is: 68,442.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,922.96 : 80,835.16 = 45,656.24 : x
  2. Step 2: Convert to fraction form
    53,922.96/80,835.16 = 45,656.24/x
  3. Step 3: Cross multiply
    53,922.96x = 80,835.16 × 45,656.24
  4. Step 4: Simplify right side
    53,922.96x = 3,690,629,465.40
  5. Step 5: Solve for x
    x = 3,690,629,465.40/53,922.96
  6. Step 6: Final answer
    x = 68,442.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.