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Finding the Fourth Proportional to 97,644.60, 146,466.90 and 58,246.20

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Solution

The fourth proportional to 97,644.60, 146,466.90 and 58,246.20 is: 87,369.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,644.60 : 146,466.90 = 58,246.20 : x
  2. Step 2: Convert to fraction form
    97,644.60/146,466.90 = 58,246.20/x
  3. Step 3: Cross multiply
    97,644.60x = 146,466.90 × 58,246.20
  4. Step 4: Simplify right side
    97,644.60x = 8,531,140,350.78
  5. Step 5: Solve for x
    x = 8,531,140,350.78/97,644.60
  6. Step 6: Final answer
    x = 87,369.30

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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.