Home / 213,922.36-295,215.87-118,429.03

Finding the Fourth Proportional to 213,922.36, 295,215.87 and 118,429.03

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Solution

The fourth proportional to 213,922.36, 295,215.87 and 118,429.03 is: 163,433.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,922.36 : 295,215.87 = 118,429.03 : x
  2. Step 2: Convert to fraction form
    213,922.36/295,215.87 = 118,429.03/x
  3. Step 3: Cross multiply
    213,922.36x = 295,215.87 × 118,429.03
  4. Step 4: Simplify right side
    213,922.36x = 34,962,129,124.71
  5. Step 5: Solve for x
    x = 34,962,129,124.71/213,922.36
  6. Step 6: Final answer
    x = 163,433.73

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1.5x scale

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.