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Finding the Fourth Proportional to 160,880.83, 222,018.93 and 88,283.08

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Solution

The fourth proportional to 160,880.83, 222,018.93 and 88,283.08 is: 121,832.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,880.83 : 222,018.93 = 88,283.08 : x
  2. Step 2: Convert to fraction form
    160,880.83/222,018.93 = 88,283.08/x
  3. Step 3: Cross multiply
    160,880.83x = 222,018.93 × 88,283.08
  4. Step 4: Simplify right side
    160,880.83x = 19,600,515,415.38
  5. Step 5: Solve for x
    x = 19,600,515,415.38/160,880.83
  6. Step 6: Final answer
    x = 121,832.51

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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.