Home / 114,965.62-158,650.93-64,664.50

Finding the Fourth Proportional to 114,965.62, 158,650.93 and 64,664.50

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Solution

The fourth proportional to 114,965.62, 158,650.93 and 64,664.50 is: 89,236.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,965.62 : 158,650.93 = 64,664.50 : x
  2. Step 2: Convert to fraction form
    114,965.62/158,650.93 = 64,664.50/x
  3. Step 3: Cross multiply
    114,965.62x = 158,650.93 × 64,664.50
  4. Step 4: Simplify right side
    114,965.62x = 10,259,083,062.99
  5. Step 5: Solve for x
    x = 10,259,083,062.99/114,965.62
  6. Step 6: Final answer
    x = 89,236.10

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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.