Home / 213,875.36-295,150.62-118,390.96

Finding the Fourth Proportional to 213,875.36, 295,150.62 and 118,390.96

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Solution

The fourth proportional to 213,875.36, 295,150.62 and 118,390.96 is: 163,380.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,875.36 : 295,150.62 = 118,390.96 : x
  2. Step 2: Convert to fraction form
    213,875.36/295,150.62 = 118,390.96/x
  3. Step 3: Cross multiply
    213,875.36x = 295,150.62 × 118,390.96
  4. Step 4: Simplify right side
    213,875.36x = 34,943,165,246.40
  5. Step 5: Solve for x
    x = 34,943,165,246.40/213,875.36
  6. Step 6: Final answer
    x = 163,380.98

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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.