Home / 212,732.78-293,646.42-190,032.35

Finding the Fourth Proportional to 212,732.78, 293,646.42 and 190,032.35

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Solution

The fourth proportional to 212,732.78, 293,646.42 and 190,032.35 is: 262,311.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,732.78 : 293,646.42 = 190,032.35 : x
  2. Step 2: Convert to fraction form
    212,732.78/293,646.42 = 190,032.35/x
  3. Step 3: Cross multiply
    212,732.78x = 293,646.42 × 190,032.35
  4. Step 4: Simplify right side
    212,732.78x = 55,802,317,793.45
  5. Step 5: Solve for x
    x = 55,802,317,793.45/212,732.78
  6. Step 6: Final answer
    x = 262,311.80

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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.