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Finding the Fourth Proportional to 122,166.76, 183,253.74 and 46,248.70

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Solution

The fourth proportional to 122,166.76, 183,253.74 and 46,248.70 is: 69,374.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,166.76 : 183,253.74 = 46,248.70 : x
  2. Step 2: Convert to fraction form
    122,166.76/183,253.74 = 46,248.70/x
  3. Step 3: Cross multiply
    122,166.76x = 183,253.74 × 46,248.70
  4. Step 4: Simplify right side
    122,166.76x = 8,475,247,245.14
  5. Step 5: Solve for x
    x = 8,475,247,245.14/122,166.76
  6. Step 6: Final answer
    x = 69,374.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.