Home / 55,301.16-82,747.62-33,130.20

Finding the Fourth Proportional to 55,301.16, 82,747.62 and 33,130.20

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Solution

The fourth proportional to 55,301.16, 82,747.62 and 33,130.20 is: 49,573.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,301.16 : 82,747.62 = 33,130.20 : x
  2. Step 2: Convert to fraction form
    55,301.16/82,747.62 = 33,130.20/x
  3. Step 3: Cross multiply
    55,301.16x = 82,747.62 × 33,130.20
  4. Step 4: Simplify right side
    55,301.16x = 2,741,445,200.12
  5. Step 5: Solve for x
    x = 2,741,445,200.12/55,301.16
  6. Step 6: Final answer
    x = 49,573.01

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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.