Home / 53,822.90-80,640.38-35,073.02

Finding the Fourth Proportional to 53,822.90, 80,640.38 and 35,073.02

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Solution

The fourth proportional to 53,822.90, 80,640.38 and 35,073.02 is: 52,548.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,822.90 : 80,640.38 = 35,073.02 : x
  2. Step 2: Convert to fraction form
    53,822.90/80,640.38 = 35,073.02/x
  3. Step 3: Cross multiply
    53,822.90x = 80,640.38 × 35,073.02
  4. Step 4: Simplify right side
    53,822.90x = 2,828,301,660.55
  5. Step 5: Solve for x
    x = 2,828,301,660.55/53,822.90
  6. Step 6: Final answer
    x = 52,548.30

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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.