Home / 212,494.29-293,252.90-120,620.04

Finding the Fourth Proportional to 212,494.29, 293,252.90 and 120,620.04

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Solution

The fourth proportional to 212,494.29, 293,252.90 and 120,620.04 is: 166,461.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,494.29 : 293,252.90 = 120,620.04 : x
  2. Step 2: Convert to fraction form
    212,494.29/293,252.90 = 120,620.04/x
  3. Step 3: Cross multiply
    212,494.29x = 293,252.90 × 120,620.04
  4. Step 4: Simplify right side
    212,494.29x = 35,372,175,925.02
  5. Step 5: Solve for x
    x = 35,372,175,925.02/212,494.29
  6. Step 6: Final answer
    x = 166,461.77

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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.