Home / 97,440.20-134,467.48-55,001.47

Finding the Fourth Proportional to 97,440.20, 134,467.48 and 55,001.47

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Solution

The fourth proportional to 97,440.20, 134,467.48 and 55,001.47 is: 75,902.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,440.20 : 134,467.48 = 55,001.47 : x
  2. Step 2: Convert to fraction form
    97,440.20/134,467.48 = 55,001.47/x
  3. Step 3: Cross multiply
    97,440.20x = 134,467.48 × 55,001.47
  4. Step 4: Simplify right side
    97,440.20x = 7,395,909,067.20
  5. Step 5: Solve for x
    x = 7,395,909,067.20/97,440.20
  6. Step 6: Final answer
    x = 75,902.03

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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.