Home / 160,940.84-222,094.11-89,319.02

Finding the Fourth Proportional to 160,940.84, 222,094.11 and 89,319.02

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Solution

The fourth proportional to 160,940.84, 222,094.11 and 89,319.02 is: 123,257.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,940.84 : 222,094.11 = 89,319.02 : x
  2. Step 2: Convert to fraction form
    160,940.84/222,094.11 = 89,319.02/x
  3. Step 3: Cross multiply
    160,940.84x = 222,094.11 × 89,319.02
  4. Step 4: Simplify right side
    160,940.84x = 19,837,227,142.50
  5. Step 5: Solve for x
    x = 19,837,227,142.50/160,940.84
  6. Step 6: Final answer
    x = 123,257.89

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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.