Home / 75,848.84-113,791.56-28,464.32

Finding the Fourth Proportional to 75,848.84, 113,791.56 and 28,464.32

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Solution

The fourth proportional to 75,848.84, 113,791.56 and 28,464.32 is: 42,703.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,848.84 : 113,791.56 = 28,464.32 : x
  2. Step 2: Convert to fraction form
    75,848.84/113,791.56 = 28,464.32/x
  3. Step 3: Cross multiply
    75,848.84x = 113,791.56 × 28,464.32
  4. Step 4: Simplify right side
    75,848.84x = 3,238,999,377.14
  5. Step 5: Solve for x
    x = 3,238,999,377.14/75,848.84
  6. Step 6: Final answer
    x = 42,703.35

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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.