Home / 53,268.48-79,557.34-48,260.86

Finding the Fourth Proportional to 53,268.48, 79,557.34 and 48,260.86

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Solution

The fourth proportional to 53,268.48, 79,557.34 and 48,260.86 is: 72,078.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,268.48 : 79,557.34 = 48,260.86 : x
  2. Step 2: Convert to fraction form
    53,268.48/79,557.34 = 48,260.86/x
  3. Step 3: Cross multiply
    53,268.48x = 79,557.34 × 48,260.86
  4. Step 4: Simplify right side
    53,268.48x = 3,839,505,647.71
  5. Step 5: Solve for x
    x = 3,839,505,647.71/53,268.48
  6. Step 6: Final answer
    x = 72,078.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.