Home / 117,637.85-162,340.44-63,923.51

Finding the Fourth Proportional to 117,637.85, 162,340.44 and 63,923.51

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Solution

The fourth proportional to 117,637.85, 162,340.44 and 63,923.51 is: 88,214.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,637.85 : 162,340.44 = 63,923.51 : x
  2. Step 2: Convert to fraction form
    117,637.85/162,340.44 = 63,923.51/x
  3. Step 3: Cross multiply
    117,637.85x = 162,340.44 × 63,923.51
  4. Step 4: Simplify right side
    117,637.85x = 10,377,370,739.74
  5. Step 5: Solve for x
    x = 10,377,370,739.74/117,637.85
  6. Step 6: Final answer
    x = 88,214.56

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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.