Home / 212,228.28-292,883.04-116,743.32

Finding the Fourth Proportional to 212,228.28, 292,883.04 and 116,743.32

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Solution

The fourth proportional to 212,228.28, 292,883.04 and 116,743.32 is: 161,110.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,228.28 : 292,883.04 = 116,743.32 : x
  2. Step 2: Convert to fraction form
    212,228.28/292,883.04 = 116,743.32/x
  3. Step 3: Cross multiply
    212,228.28x = 292,883.04 × 116,743.32
  4. Step 4: Simplify right side
    212,228.28x = 34,192,138,461.29
  5. Step 5: Solve for x
    x = 34,192,138,461.29/212,228.28
  6. Step 6: Final answer
    x = 161,110.19

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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.