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Finding the Fourth Proportional to 97,453.80, 146,180.70 and 91,548.90

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Solution

The fourth proportional to 97,453.80, 146,180.70 and 91,548.90 is: 137,323.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,453.80 : 146,180.70 = 91,548.90 : x
  2. Step 2: Convert to fraction form
    97,453.80/146,180.70 = 91,548.90/x
  3. Step 3: Cross multiply
    97,453.80x = 146,180.70 × 91,548.90
  4. Step 4: Simplify right side
    97,453.80x = 13,382,682,286.23
  5. Step 5: Solve for x
    x = 13,382,682,286.23/97,453.80
  6. Step 6: Final answer
    x = 137,323.35

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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.