Home / 160,252.21-221,081.20-92,252.89

Finding the Fourth Proportional to 160,252.21, 221,081.20 and 92,252.89

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Solution

The fourth proportional to 160,252.21, 221,081.20 and 92,252.89 is: 127,270.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,252.21 : 221,081.20 = 92,252.89 : x
  2. Step 2: Convert to fraction form
    160,252.21/221,081.20 = 92,252.89/x
  3. Step 3: Cross multiply
    160,252.21x = 221,081.20 × 92,252.89
  4. Step 4: Simplify right side
    160,252.21x = 20,395,379,624.67
  5. Step 5: Solve for x
    x = 20,395,379,624.67/160,252.21
  6. Step 6: Final answer
    x = 127,270.50

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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.