Home / 209,948.00-289,719.62-118,064.66

Finding the Fourth Proportional to 209,948.00, 289,719.62 and 118,064.66

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Solution

The fourth proportional to 209,948.00, 289,719.62 and 118,064.66 is: 162,924.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,948.00 : 289,719.62 = 118,064.66 : x
  2. Step 2: Convert to fraction form
    209,948.00/289,719.62 = 118,064.66/x
  3. Step 3: Cross multiply
    209,948.00x = 289,719.62 × 118,064.66
  4. Step 4: Simplify right side
    209,948.00x = 34,205,647,920.90
  5. Step 5: Solve for x
    x = 34,205,647,920.90/209,948.00
  6. Step 6: Final answer
    x = 162,924.38

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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.