Home / 195,881.64-270,315.62-111,014.76

Finding the Fourth Proportional to 195,881.64, 270,315.62 and 111,014.76

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Solution

The fourth proportional to 195,881.64, 270,315.62 and 111,014.76 is: 153,199.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,881.64 : 270,315.62 = 111,014.76 : x
  2. Step 2: Convert to fraction form
    195,881.64/270,315.62 = 111,014.76/x
  3. Step 3: Cross multiply
    195,881.64x = 270,315.62 × 111,014.76
  4. Step 4: Simplify right side
    195,881.64x = 30,009,023,678.55
  5. Step 5: Solve for x
    x = 30,009,023,678.55/195,881.64
  6. Step 6: Final answer
    x = 153,199.78

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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.