Home / 57,126.64-85,708.88-36,042.36

Finding the Fourth Proportional to 57,126.64, 85,708.88 and 36,042.36

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Solution

The fourth proportional to 57,126.64, 85,708.88 and 36,042.36 is: 54,075.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,126.64 : 85,708.88 = 36,042.36 : x
  2. Step 2: Convert to fraction form
    57,126.64/85,708.88 = 36,042.36/x
  3. Step 3: Cross multiply
    57,126.64x = 85,708.88 × 36,042.36
  4. Step 4: Simplify right side
    57,126.64x = 3,089,150,308.16
  5. Step 5: Solve for x
    x = 3,089,150,308.16/57,126.64
  6. Step 6: Final answer
    x = 54,075.48

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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.