Home / 165,683.19-228,649.28-94,069.88

Finding the Fourth Proportional to 165,683.19, 228,649.28 and 94,069.88

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Solution

The fourth proportional to 165,683.19, 228,649.28 and 94,069.88 is: 129,820.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,683.19 : 228,649.28 = 94,069.88 : x
  2. Step 2: Convert to fraction form
    165,683.19/228,649.28 = 94,069.88/x
  3. Step 3: Cross multiply
    165,683.19x = 228,649.28 × 94,069.88
  4. Step 4: Simplify right side
    165,683.19x = 21,509,008,718.09
  5. Step 5: Solve for x
    x = 21,509,008,718.09/165,683.19
  6. Step 6: Final answer
    x = 129,820.10

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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.