Home / 52,741.17-72,782.25-30,079.58

Finding the Fourth Proportional to 52,741.17, 72,782.25 and 30,079.58

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Solution

The fourth proportional to 52,741.17, 72,782.25 and 30,079.58 is: 41,509.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,741.17 : 72,782.25 = 30,079.58 : x
  2. Step 2: Convert to fraction form
    52,741.17/72,782.25 = 30,079.58/x
  3. Step 3: Cross multiply
    52,741.17x = 72,782.25 × 30,079.58
  4. Step 4: Simplify right side
    52,741.17x = 2,189,259,147.54
  5. Step 5: Solve for x
    x = 2,189,259,147.54/52,741.17
  6. Step 6: Final answer
    x = 41,509.49

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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.