Home / 213,829.82-295,094.40-118,336.53

Finding the Fourth Proportional to 213,829.82, 295,094.40 and 118,336.53

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Solution

The fourth proportional to 213,829.82, 295,094.40 and 118,336.53 is: 163,309.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,829.82 : 295,094.40 = 118,336.53 : x
  2. Step 2: Convert to fraction form
    213,829.82/295,094.40 = 118,336.53/x
  3. Step 3: Cross multiply
    213,829.82x = 295,094.40 × 118,336.53
  4. Step 4: Simplify right side
    213,829.82x = 34,920,447,318.43
  5. Step 5: Solve for x
    x = 34,920,447,318.43/213,829.82
  6. Step 6: Final answer
    x = 163,309.53

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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.