Home / 213,829.12-295,093.45-118,335.85

Finding the Fourth Proportional to 213,829.12, 295,093.45 and 118,335.85

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Solution

The fourth proportional to 213,829.12, 295,093.45 and 118,335.85 is: 163,308.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,829.12 : 295,093.45 = 118,335.85 : x
  2. Step 2: Convert to fraction form
    213,829.12/295,093.45 = 118,335.85/x
  3. Step 3: Cross multiply
    213,829.12x = 295,093.45 × 118,335.85
  4. Step 4: Simplify right side
    213,829.12x = 34,920,134,235.18
  5. Step 5: Solve for x
    x = 34,920,134,235.18/213,829.12
  6. Step 6: Final answer
    x = 163,308.60

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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.