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Finding the Fourth Proportional to 97,885.01, 135,146.32 and 75,183.41

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Solution

The fourth proportional to 97,885.01, 135,146.32 and 75,183.41 is: 103,803.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,885.01 : 135,146.32 = 75,183.41 : x
  2. Step 2: Convert to fraction form
    97,885.01/135,146.32 = 75,183.41/x
  3. Step 3: Cross multiply
    97,885.01x = 135,146.32 × 75,183.41
  4. Step 4: Simplify right side
    97,885.01x = 10,160,760,322.86
  5. Step 5: Solve for x
    x = 10,160,760,322.86/97,885.01
  6. Step 6: Final answer
    x = 103,803.03

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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.