Home / 160,165.35-221,029.56-88,548.39

Finding the Fourth Proportional to 160,165.35, 221,029.56 and 88,548.39

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Solution

The fourth proportional to 160,165.35, 221,029.56 and 88,548.39 is: 122,197.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,165.35 : 221,029.56 = 88,548.39 : x
  2. Step 2: Convert to fraction form
    160,165.35/221,029.56 = 88,548.39/x
  3. Step 3: Cross multiply
    160,165.35x = 221,029.56 × 88,548.39
  4. Step 4: Simplify right side
    160,165.35x = 19,571,811,680.41
  5. Step 5: Solve for x
    x = 19,571,811,680.41/160,165.35
  6. Step 6: Final answer
    x = 122,197.54

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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.