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Finding the Fourth Proportional to 227,592.15, 314,203.02 and 136,970.39

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Solution

The fourth proportional to 227,592.15, 314,203.02 and 136,970.39 is: 189,094.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,592.15 : 314,203.02 = 136,970.39 : x
  2. Step 2: Convert to fraction form
    227,592.15/314,203.02 = 136,970.39/x
  3. Step 3: Cross multiply
    227,592.15x = 314,203.02 × 136,970.39
  4. Step 4: Simplify right side
    227,592.15x = 43,036,510,974.09
  5. Step 5: Solve for x
    x = 43,036,510,974.09/227,592.15
  6. Step 6: Final answer
    x = 189,094.88

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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.