Home / 212,810.83-293,664.22-119,690.49

Finding the Fourth Proportional to 212,810.83, 293,664.22 and 119,690.49

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Solution

The fourth proportional to 212,810.83, 293,664.22 and 119,690.49 is: 165,164.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,810.83 : 293,664.22 = 119,690.49 : x
  2. Step 2: Convert to fraction form
    212,810.83/293,664.22 = 119,690.49/x
  3. Step 3: Cross multiply
    212,810.83x = 293,664.22 × 119,690.49
  4. Step 4: Simplify right side
    212,810.83x = 35,148,815,189.28
  5. Step 5: Solve for x
    x = 35,148,815,189.28/212,810.83
  6. Step 6: Final answer
    x = 165,164.60

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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.