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Finding the Fourth Proportional to 160,027.98, 220,836.94 and 88,403.32

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Solution

The fourth proportional to 160,027.98, 220,836.94 and 88,403.32 is: 121,995.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,027.98 : 220,836.94 = 88,403.32 : x
  2. Step 2: Convert to fraction form
    160,027.98/220,836.94 = 88,403.32/x
  3. Step 3: Cross multiply
    160,027.98x = 220,836.94 × 88,403.32
  4. Step 4: Simplify right side
    160,027.98x = 19,522,718,674.64
  5. Step 5: Solve for x
    x = 19,522,718,674.64/160,027.98
  6. Step 6: Final answer
    x = 121,995.66

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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.