Home / 57,408.88-86,146.72-24,126.40

Finding the Fourth Proportional to 57,408.88, 86,146.72 and 24,126.40

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Solution

The fourth proportional to 57,408.88, 86,146.72 and 24,126.40 is: 36,203.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,408.88 : 86,146.72 = 24,126.40 : x
  2. Step 2: Convert to fraction form
    57,408.88/86,146.72 = 24,126.40/x
  3. Step 3: Cross multiply
    57,408.88x = 86,146.72 × 24,126.40
  4. Step 4: Simplify right side
    57,408.88x = 2,078,410,225.41
  5. Step 5: Solve for x
    x = 2,078,410,225.41/57,408.88
  6. Step 6: Final answer
    x = 36,203.64

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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.