Home / 53,268.16-72,977.28-51,274.24

Finding the Fourth Proportional to 53,268.16, 72,977.28 and 51,274.24

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Solution

The fourth proportional to 53,268.16, 72,977.28 and 51,274.24 is: 70,245.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,268.16 : 72,977.28 = 51,274.24 : x
  2. Step 2: Convert to fraction form
    53,268.16/72,977.28 = 51,274.24/x
  3. Step 3: Cross multiply
    53,268.16x = 72,977.28 × 51,274.24
  4. Step 4: Simplify right side
    53,268.16x = 3,741,854,569.27
  5. Step 5: Solve for x
    x = 3,741,854,569.27/53,268.16
  6. Step 6: Final answer
    x = 70,245.61

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.