Home / 212,162.64-292,792.04-116,676.72

Finding the Fourth Proportional to 212,162.64, 292,792.04 and 116,676.72

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Solution

The fourth proportional to 212,162.64, 292,792.04 and 116,676.72 is: 161,018.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,162.64 : 292,792.04 = 116,676.72 : x
  2. Step 2: Convert to fraction form
    212,162.64/292,792.04 = 116,676.72/x
  3. Step 3: Cross multiply
    212,162.64x = 292,792.04 × 116,676.72
  4. Step 4: Simplify right side
    212,162.64x = 34,162,014,869.31
  5. Step 5: Solve for x
    x = 34,162,014,869.31/212,162.64
  6. Step 6: Final answer
    x = 161,018.05

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1.5x scale

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.