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Finding the Fourth Proportional to 97,474.30, 146,211.45 and 44,986.30

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Solution

The fourth proportional to 97,474.30, 146,211.45 and 44,986.30 is: 67,479.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,474.30 : 146,211.45 = 44,986.30 : x
  2. Step 2: Convert to fraction form
    97,474.30/146,211.45 = 44,986.30/x
  3. Step 3: Cross multiply
    97,474.30x = 146,211.45 × 44,986.30
  4. Step 4: Simplify right side
    97,474.30x = 6,577,512,153.14
  5. Step 5: Solve for x
    x = 6,577,512,153.14/97,474.30
  6. Step 6: Final answer
    x = 67,479.45

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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.