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Finding the Fourth Proportional to 160,866.84, 222,006.74 and 92,886.68

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Solution

The fourth proportional to 160,866.84, 222,006.74 and 92,886.68 is: 128,189.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,866.84 : 222,006.74 = 92,886.68 : x
  2. Step 2: Convert to fraction form
    160,866.84/222,006.74 = 92,886.68/x
  3. Step 3: Cross multiply
    160,866.84x = 222,006.74 × 92,886.68
  4. Step 4: Simplify right side
    160,866.84x = 20,621,467,441.76
  5. Step 5: Solve for x
    x = 20,621,467,441.76/160,866.84
  6. Step 6: Final answer
    x = 128,189.67

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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.