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Finding the Fourth Proportional to 94,885.67, 130,942.36 and 54,598.64

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Solution

The fourth proportional to 94,885.67, 130,942.36 and 54,598.64 is: 75,346.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,885.67 : 130,942.36 = 54,598.64 : x
  2. Step 2: Convert to fraction form
    94,885.67/130,942.36 = 54,598.64/x
  3. Step 3: Cross multiply
    94,885.67x = 130,942.36 × 54,598.64
  4. Step 4: Simplify right side
    94,885.67x = 7,149,274,187.93
  5. Step 5: Solve for x
    x = 7,149,274,187.93/94,885.67
  6. Step 6: Final answer
    x = 75,346.19

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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.