Home / 97,994.07-135,308.07-75,297.06

Finding the Fourth Proportional to 97,994.07, 135,308.07 and 75,297.06

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Solution

The fourth proportional to 97,994.07, 135,308.07 and 75,297.06 is: 103,968.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,994.07 : 135,308.07 = 75,297.06 : x
  2. Step 2: Convert to fraction form
    97,994.07/135,308.07 = 75,297.06/x
  3. Step 3: Cross multiply
    97,994.07x = 135,308.07 × 75,297.06
  4. Step 4: Simplify right side
    97,994.07x = 10,188,299,865.27
  5. Step 5: Solve for x
    x = 10,188,299,865.27/97,994.07
  6. Step 6: Final answer
    x = 103,968.53

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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.