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Finding the Fourth Proportional to 160,045.94, 220,872.25 and 88,424.42

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Solution

The fourth proportional to 160,045.94, 220,872.25 and 88,424.42 is: 122,030.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,045.94 : 220,872.25 = 88,424.42 : x
  2. Step 2: Convert to fraction form
    160,045.94/220,872.25 = 88,424.42/x
  3. Step 3: Cross multiply
    160,045.94x = 220,872.25 × 88,424.42
  4. Step 4: Simplify right side
    160,045.94x = 19,530,500,600.35
  5. Step 5: Solve for x
    x = 19,530,500,600.35/160,045.94
  6. Step 6: Final answer
    x = 122,030.59

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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.