Home / 213,863.42-295,127.94-118,368.07

Finding the Fourth Proportional to 213,863.42, 295,127.94 and 118,368.07

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Solution

The fourth proportional to 213,863.42, 295,127.94 and 118,368.07 is: 163,345.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,863.42 : 295,127.94 = 118,368.07 : x
  2. Step 2: Convert to fraction form
    213,863.42/295,127.94 = 118,368.07/x
  3. Step 3: Cross multiply
    213,863.42x = 295,127.94 × 118,368.07
  4. Step 4: Simplify right side
    213,863.42x = 34,933,724,660.88
  5. Step 5: Solve for x
    x = 34,933,724,660.88/213,863.42
  6. Step 6: Final answer
    x = 163,345.96

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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.