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Finding the Fourth Proportional to 216,094.53, 298,213.14 and 125,454.32

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Solution

The fourth proportional to 216,094.53, 298,213.14 and 125,454.32 is: 173,128.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,094.53 : 298,213.14 = 125,454.32 : x
  2. Step 2: Convert to fraction form
    216,094.53/298,213.14 = 125,454.32/x
  3. Step 3: Cross multiply
    216,094.53x = 298,213.14 × 125,454.32
  4. Step 4: Simplify right side
    216,094.53x = 37,412,126,791.45
  5. Step 5: Solve for x
    x = 37,412,126,791.45/216,094.53
  6. Step 6: Final answer
    x = 173,128.52

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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.