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Finding the Fourth Proportional to 160,058.44, 220,926.68 and 105,650.32

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Solution

The fourth proportional to 160,058.44, 220,926.68 and 105,650.32 is: 145,827.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,058.44 : 220,926.68 = 105,650.32 : x
  2. Step 2: Convert to fraction form
    160,058.44/220,926.68 = 105,650.32/x
  3. Step 3: Cross multiply
    160,058.44x = 220,926.68 × 105,650.32
  4. Step 4: Simplify right side
    160,058.44x = 23,340,974,438.54
  5. Step 5: Solve for x
    x = 23,340,974,438.54/160,058.44
  6. Step 6: Final answer
    x = 145,827.83

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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.