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Finding the Fourth Proportional to 94,859.81, 130,914.82 and 52,426.54

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Solution

The fourth proportional to 94,859.81, 130,914.82 and 52,426.54 is: 72,353.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,859.81 : 130,914.82 = 52,426.54 : x
  2. Step 2: Convert to fraction form
    94,859.81/130,914.82 = 52,426.54/x
  3. Step 3: Cross multiply
    94,859.81x = 130,914.82 × 52,426.54
  4. Step 4: Simplify right side
    94,859.81x = 6,863,410,130.62
  5. Step 5: Solve for x
    x = 6,863,410,130.62/94,859.81
  6. Step 6: Final answer
    x = 72,353.20

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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.