Home / 213,983.19-295,293.15-118,487.83

Finding the Fourth Proportional to 213,983.19, 295,293.15 and 118,487.83

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Solution

The fourth proportional to 213,983.19, 295,293.15 and 118,487.83 is: 163,511.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,983.19 : 295,293.15 = 118,487.83 : x
  2. Step 2: Convert to fraction form
    213,983.19/295,293.15 = 118,487.83/x
  3. Step 3: Cross multiply
    213,983.19x = 295,293.15 × 118,487.83
  4. Step 4: Simplify right side
    213,983.19x = 34,988,645,295.60
  5. Step 5: Solve for x
    x = 34,988,645,295.60/213,983.19
  6. Step 6: Final answer
    x = 163,511.19

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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.