Home / 213,974.94-295,281.80-118,479.58

Finding the Fourth Proportional to 213,974.94, 295,281.80 and 118,479.58

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Solution

The fourth proportional to 213,974.94, 295,281.80 and 118,479.58 is: 163,499.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,974.94 : 295,281.80 = 118,479.58 : x
  2. Step 2: Convert to fraction form
    213,974.94/295,281.80 = 118,479.58/x
  3. Step 3: Cross multiply
    213,974.94x = 295,281.80 × 118,479.58
  4. Step 4: Simplify right side
    213,974.94x = 34,984,863,645.64
  5. Step 5: Solve for x
    x = 34,984,863,645.64/213,974.94
  6. Step 6: Final answer
    x = 163,499.82

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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.