Home / 181,392.12-272,087.74-48,272.36

Finding the Fourth Proportional to 181,392.12, 272,087.74 and 48,272.36

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Solution

The fourth proportional to 181,392.12, 272,087.74 and 48,272.36 is: 72,408.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,392.12 : 272,087.74 = 48,272.36 : x
  2. Step 2: Convert to fraction form
    181,392.12/272,087.74 = 48,272.36/x
  3. Step 3: Cross multiply
    181,392.12x = 272,087.74 × 48,272.36
  4. Step 4: Simplify right side
    181,392.12x = 13,134,317,336.87
  5. Step 5: Solve for x
    x = 13,134,317,336.87/181,392.12
  6. Step 6: Final answer
    x = 72,408.42

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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.