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Finding the Fourth Proportional to 160,951.76, 222,124.03 and 92,971.60

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Solution

The fourth proportional to 160,951.76, 222,124.03 and 92,971.60 is: 128,306.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,951.76 : 222,124.03 = 92,971.60 : x
  2. Step 2: Convert to fraction form
    160,951.76/222,124.03 = 92,971.60/x
  3. Step 3: Cross multiply
    160,951.76x = 222,124.03 × 92,971.60
  4. Step 4: Simplify right side
    160,951.76x = 20,651,225,356.93
  5. Step 5: Solve for x
    x = 20,651,225,356.93/160,951.76
  6. Step 6: Final answer
    x = 128,306.92

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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.