Home / 209,826.74-289,551.85-119,182.43

Finding the Fourth Proportional to 209,826.74, 289,551.85 and 119,182.43

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Solution

The fourth proportional to 209,826.74, 289,551.85 and 119,182.43 is: 164,466.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,826.74 : 289,551.85 = 119,182.43 : x
  2. Step 2: Convert to fraction form
    209,826.74/289,551.85 = 119,182.43/x
  3. Step 3: Cross multiply
    209,826.74x = 289,551.85 × 119,182.43
  4. Step 4: Simplify right side
    209,826.74x = 34,509,492,561.59
  5. Step 5: Solve for x
    x = 34,509,492,561.59/209,826.74
  6. Step 6: Final answer
    x = 164,466.61

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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.