Home / 57,260.15-78,962.73-43,682.93

Finding the Fourth Proportional to 57,260.15, 78,962.73 and 43,682.93

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Solution

The fourth proportional to 57,260.15, 78,962.73 and 43,682.93 is: 60,239.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,260.15 : 78,962.73 = 43,682.93 : x
  2. Step 2: Convert to fraction form
    57,260.15/78,962.73 = 43,682.93/x
  3. Step 3: Cross multiply
    57,260.15x = 78,962.73 × 43,682.93
  4. Step 4: Simplify right side
    57,260.15x = 3,449,323,407.20
  5. Step 5: Solve for x
    x = 3,449,323,407.20/57,260.15
  6. Step 6: Final answer
    x = 60,239.51

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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.