Home / 199,267.56-274,975.47-112,065.71

Finding the Fourth Proportional to 199,267.56, 274,975.47 and 112,065.71

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Solution

The fourth proportional to 199,267.56, 274,975.47 and 112,065.71 is: 154,642.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,267.56 : 274,975.47 = 112,065.71 : x
  2. Step 2: Convert to fraction form
    199,267.56/274,975.47 = 112,065.71/x
  3. Step 3: Cross multiply
    199,267.56x = 274,975.47 × 112,065.71
  4. Step 4: Simplify right side
    199,267.56x = 30,815,319,903.26
  5. Step 5: Solve for x
    x = 30,815,319,903.26/199,267.56
  6. Step 6: Final answer
    x = 154,642.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.