Home / 152,840.40-229,260.60-96,853.20

Finding the Fourth Proportional to 152,840.40, 229,260.60 and 96,853.20

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Solution

The fourth proportional to 152,840.40, 229,260.60 and 96,853.20 is: 145,279.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,840.40 : 229,260.60 = 96,853.20 : x
  2. Step 2: Convert to fraction form
    152,840.40/229,260.60 = 96,853.20/x
  3. Step 3: Cross multiply
    152,840.40x = 229,260.60 × 96,853.20
  4. Step 4: Simplify right side
    152,840.40x = 22,204,622,743.92
  5. Step 5: Solve for x
    x = 22,204,622,743.92/152,840.40
  6. Step 6: Final answer
    x = 145,279.80

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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.