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Finding the Fourth Proportional to 183,484.40, 275,226.60 and 155,490.80

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Solution

The fourth proportional to 183,484.40, 275,226.60 and 155,490.80 is: 233,236.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,484.40 : 275,226.60 = 155,490.80 : x
  2. Step 2: Convert to fraction form
    183,484.40/275,226.60 = 155,490.80/x
  3. Step 3: Cross multiply
    183,484.40x = 275,226.60 × 155,490.80
  4. Step 4: Simplify right side
    183,484.40x = 42,795,204,215.28
  5. Step 5: Solve for x
    x = 42,795,204,215.28/183,484.40
  6. Step 6: Final answer
    x = 233,236.20

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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.