Home / 153,003.30-229,541.40-74,052.60

Finding the Fourth Proportional to 153,003.30, 229,541.40 and 74,052.60

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Solution

The fourth proportional to 153,003.30, 229,541.40 and 74,052.60 is: 111,096.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,003.30 : 229,541.40 = 74,052.60 : x
  2. Step 2: Convert to fraction form
    153,003.30/229,541.40 = 74,052.60/x
  3. Step 3: Cross multiply
    153,003.30x = 229,541.40 × 74,052.60
  4. Step 4: Simplify right side
    153,003.30x = 16,998,137,477.64
  5. Step 5: Solve for x
    x = 16,998,137,477.64/153,003.30
  6. Step 6: Final answer
    x = 111,096.54

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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.