Home / 75,964.52-113,946.83-19,804.49

Finding the Fourth Proportional to 75,964.52, 113,946.83 and 19,804.49

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Solution

The fourth proportional to 75,964.52, 113,946.83 and 19,804.49 is: 29,706.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,964.52 : 113,946.83 = 19,804.49 : x
  2. Step 2: Convert to fraction form
    75,964.52/113,946.83 = 19,804.49/x
  3. Step 3: Cross multiply
    75,964.52x = 113,946.83 × 19,804.49
  4. Step 4: Simplify right side
    75,964.52x = 2,256,658,186.51
  5. Step 5: Solve for x
    x = 2,256,658,186.51/75,964.52
  6. Step 6: Final answer
    x = 29,706.74

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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.