Home / 117,941.36-162,754.76-64,225.19

Finding the Fourth Proportional to 117,941.36, 162,754.76 and 64,225.19

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Solution

The fourth proportional to 117,941.36, 162,754.76 and 64,225.19 is: 88,628.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,941.36 : 162,754.76 = 64,225.19 : x
  2. Step 2: Convert to fraction form
    117,941.36/162,754.76 = 64,225.19/x
  3. Step 3: Cross multiply
    117,941.36x = 162,754.76 × 64,225.19
  4. Step 4: Simplify right side
    117,941.36x = 10,452,954,249.50
  5. Step 5: Solve for x
    x = 10,452,954,249.50/117,941.36
  6. Step 6: Final answer
    x = 88,628.41

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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.