Home / 153,078.80-229,650.93-64,286.60

Finding the Fourth Proportional to 153,078.80, 229,650.93 and 64,286.60

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Solution

The fourth proportional to 153,078.80, 229,650.93 and 64,286.60 is: 96,443.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,078.80 : 229,650.93 = 64,286.60 : x
  2. Step 2: Convert to fraction form
    153,078.80/229,650.93 = 64,286.60/x
  3. Step 3: Cross multiply
    153,078.80x = 229,650.93 × 64,286.60
  4. Step 4: Simplify right side
    153,078.80x = 14,763,476,328.28
  5. Step 5: Solve for x
    x = 14,763,476,328.28/153,078.80
  6. Step 6: Final answer
    x = 96,443.64

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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.