Home / 97,822.20-146,563.20-45,123.60

Finding the Fourth Proportional to 97,822.20, 146,563.20 and 45,123.60

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Solution

The fourth proportional to 97,822.20, 146,563.20 and 45,123.60 is: 67,606.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,822.20 : 146,563.20 = 45,123.60 : x
  2. Step 2: Convert to fraction form
    97,822.20/146,563.20 = 45,123.60/x
  3. Step 3: Cross multiply
    97,822.20x = 146,563.20 × 45,123.60
  4. Step 4: Simplify right side
    97,822.20x = 6,613,459,211.52
  5. Step 5: Solve for x
    x = 6,613,459,211.52/97,822.20
  6. Step 6: Final answer
    x = 67,606.94

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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.