Home / 53,433.27-73,689.12-45,877.19

Finding the Fourth Proportional to 53,433.27, 73,689.12 and 45,877.19

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Solution

The fourth proportional to 53,433.27, 73,689.12 and 45,877.19 is: 63,268.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,433.27 : 73,689.12 = 45,877.19 : x
  2. Step 2: Convert to fraction form
    53,433.27/73,689.12 = 45,877.19/x
  3. Step 3: Cross multiply
    53,433.27x = 73,689.12 × 45,877.19
  4. Step 4: Simplify right side
    53,433.27x = 3,380,649,390.73
  5. Step 5: Solve for x
    x = 3,380,649,390.73/53,433.27
  6. Step 6: Final answer
    x = 63,268.62

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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.