Home / 74,848.05-112,272.21-49,936.77

Finding the Fourth Proportional to 74,848.05, 112,272.21 and 49,936.77

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Solution

The fourth proportional to 74,848.05, 112,272.21 and 49,936.77 is: 74,905.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,848.05 : 112,272.21 = 49,936.77 : x
  2. Step 2: Convert to fraction form
    74,848.05/112,272.21 = 49,936.77/x
  3. Step 3: Cross multiply
    74,848.05x = 112,272.21 × 49,936.77
  4. Step 4: Simplify right side
    74,848.05x = 5,606,511,528.16
  5. Step 5: Solve for x
    x = 5,606,511,528.16/74,848.05
  6. Step 6: Final answer
    x = 74,905.25

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1.5x scale

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.