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Finding the Fourth Proportional to 183,160.40, 274,740.60 and 103,116.20

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Solution

The fourth proportional to 183,160.40, 274,740.60 and 103,116.20 is: 154,674.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,160.40 : 274,740.60 = 103,116.20 : x
  2. Step 2: Convert to fraction form
    183,160.40/274,740.60 = 103,116.20/x
  3. Step 3: Cross multiply
    183,160.40x = 274,740.60 × 103,116.20
  4. Step 4: Simplify right side
    183,160.40x = 28,330,206,657.72
  5. Step 5: Solve for x
    x = 28,330,206,657.72/183,160.40
  6. Step 6: Final answer
    x = 154,674.30

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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.