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Finding the Fourth Proportional to 182,685.60, 274,028.40 and 64,490.40

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Solution

The fourth proportional to 182,685.60, 274,028.40 and 64,490.40 is: 96,735.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,685.60 : 274,028.40 = 64,490.40 : x
  2. Step 2: Convert to fraction form
    182,685.60/274,028.40 = 64,490.40/x
  3. Step 3: Cross multiply
    182,685.60x = 274,028.40 × 64,490.40
  4. Step 4: Simplify right side
    182,685.60x = 17,672,201,127.36
  5. Step 5: Solve for x
    x = 17,672,201,127.36/182,685.60
  6. Step 6: Final answer
    x = 96,735.60

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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.