Home / 52,742.59-72,786.77-30,085.27

Finding the Fourth Proportional to 52,742.59, 72,786.77 and 30,085.27

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Solution

The fourth proportional to 52,742.59, 72,786.77 and 30,085.27 is: 41,518.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,742.59 : 72,786.77 = 30,085.27 : x
  2. Step 2: Convert to fraction form
    52,742.59/72,786.77 = 30,085.27/x
  3. Step 3: Cross multiply
    52,742.59x = 72,786.77 × 30,085.27
  4. Step 4: Simplify right side
    52,742.59x = 2,189,809,521.12
  5. Step 5: Solve for x
    x = 2,189,809,521.12/52,742.59
  6. Step 6: Final answer
    x = 41,518.81

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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.