Home / 133,283.08-199,959.63-47,902.56

Finding the Fourth Proportional to 133,283.08, 199,959.63 and 47,902.56

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Solution

The fourth proportional to 133,283.08, 199,959.63 and 47,902.56 is: 71,866.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,283.08 : 199,959.63 = 47,902.56 : x
  2. Step 2: Convert to fraction form
    133,283.08/199,959.63 = 47,902.56/x
  3. Step 3: Cross multiply
    133,283.08x = 199,959.63 × 47,902.56
  4. Step 4: Simplify right side
    133,283.08x = 9,578,577,244.17
  5. Step 5: Solve for x
    x = 9,578,577,244.17/133,283.08
  6. Step 6: Final answer
    x = 71,866.42

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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.