Home / 160,971.95-222,141.12-89,351.82

Finding the Fourth Proportional to 160,971.95, 222,141.12 and 89,351.82

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Solution

The fourth proportional to 160,971.95, 222,141.12 and 89,351.82 is: 123,305.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,971.95 : 222,141.12 = 89,351.82 : x
  2. Step 2: Convert to fraction form
    160,971.95/222,141.12 = 89,351.82/x
  3. Step 3: Cross multiply
    160,971.95x = 222,141.12 × 89,351.82
  4. Step 4: Simplify right side
    160,971.95x = 19,848,713,368.84
  5. Step 5: Solve for x
    x = 19,848,713,368.84/160,971.95
  6. Step 6: Final answer
    x = 123,305.42

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1.5x scale

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.