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Finding the Fourth Proportional to 91,325.52, 136,923.89 and 35,118.41

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Solution

The fourth proportional to 91,325.52, 136,923.89 and 35,118.41 is: 52,652.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,325.52 : 136,923.89 = 35,118.41 : x
  2. Step 2: Convert to fraction form
    91,325.52/136,923.89 = 35,118.41/x
  3. Step 3: Cross multiply
    91,325.52x = 136,923.89 × 35,118.41
  4. Step 4: Simplify right side
    91,325.52x = 4,808,548,447.60
  5. Step 5: Solve for x
    x = 4,808,548,447.60/91,325.52
  6. Step 6: Final answer
    x = 52,652.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.