Home / 209,677.29-289,357.43-119,026.41

Finding the Fourth Proportional to 209,677.29, 289,357.43 and 119,026.41

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Solution

The fourth proportional to 209,677.29, 289,357.43 and 119,026.41 is: 164,258.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,677.29 : 289,357.43 = 119,026.41 : x
  2. Step 2: Convert to fraction form
    209,677.29/289,357.43 = 119,026.41/x
  3. Step 3: Cross multiply
    209,677.29x = 289,357.43 × 119,026.41
  4. Step 4: Simplify right side
    209,677.29x = 34,441,175,504.59
  5. Step 5: Solve for x
    x = 34,441,175,504.59/209,677.29
  6. Step 6: Final answer
    x = 164,258.02

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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.