Home / 197,031.08-271,883.24-110,987.66

Finding the Fourth Proportional to 197,031.08, 271,883.24 and 110,987.66

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Solution

The fourth proportional to 197,031.08, 271,883.24 and 110,987.66 is: 153,151.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,031.08 : 271,883.24 = 110,987.66 : x
  2. Step 2: Convert to fraction form
    197,031.08/271,883.24 = 110,987.66/x
  3. Step 3: Cross multiply
    197,031.08x = 271,883.24 × 110,987.66
  4. Step 4: Simplify right side
    197,031.08x = 30,175,684,600.82
  5. Step 5: Solve for x
    x = 30,175,684,600.82/197,031.08
  6. Step 6: Final answer
    x = 153,151.90

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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.