Home / 57,086.24-78,752.73-36,949.59

Finding the Fourth Proportional to 57,086.24, 78,752.73 and 36,949.59

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Solution

The fourth proportional to 57,086.24, 78,752.73 and 36,949.59 is: 50,973.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,086.24 : 78,752.73 = 36,949.59 : x
  2. Step 2: Convert to fraction form
    57,086.24/78,752.73 = 36,949.59/x
  3. Step 3: Cross multiply
    57,086.24x = 78,752.73 × 36,949.59
  4. Step 4: Simplify right side
    57,086.24x = 2,909,881,341.01
  5. Step 5: Solve for x
    x = 2,909,881,341.01/57,086.24
  6. Step 6: Final answer
    x = 50,973.42

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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.