Home / 146,140.08-219,078.48-52,580

Finding the Fourth Proportional to 146,140.08, 219,078.48 and 52,580

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Solution

The fourth proportional to 146,140.08, 219,078.48 and 52,580 is: 78,822.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,140.08 : 219,078.48 = 52,580 : x
  2. Step 2: Convert to fraction form
    146,140.08/219,078.48 = 52,580/x
  3. Step 3: Cross multiply
    146,140.08x = 219,078.48 × 52,580
  4. Step 4: Simplify right side
    146,140.08x = 11,519,146,478.40
  5. Step 5: Solve for x
    x = 11,519,146,478.40/146,140.08
  6. Step 6: Final answer
    x = 78,822.64

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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.