Home / 314,022.33-471,022.47-89,383.95

Finding the Fourth Proportional to 314,022.33, 471,022.47 and 89,383.95

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Solution

The fourth proportional to 314,022.33, 471,022.47 and 89,383.95 is: 134,072.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,022.33 : 471,022.47 = 89,383.95 : x
  2. Step 2: Convert to fraction form
    314,022.33/471,022.47 = 89,383.95/x
  3. Step 3: Cross multiply
    314,022.33x = 471,022.47 × 89,383.95
  4. Step 4: Simplify right side
    314,022.33x = 42,101,848,907.36
  5. Step 5: Solve for x
    x = 42,101,848,907.36/314,022.33
  6. Step 6: Final answer
    x = 134,072.79

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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.