Home / 242,946.56-363,907.92-154,153.28

Finding the Fourth Proportional to 242,946.56, 363,907.92 and 154,153.28

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Solution

The fourth proportional to 242,946.56, 363,907.92 and 154,153.28 is: 230,905.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,946.56 : 363,907.92 = 154,153.28 : x
  2. Step 2: Convert to fraction form
    242,946.56/363,907.92 = 154,153.28/x
  3. Step 3: Cross multiply
    242,946.56x = 363,907.92 × 154,153.28
  4. Step 4: Simplify right side
    242,946.56x = 56,097,599,485.98
  5. Step 5: Solve for x
    x = 56,097,599,485.98/242,946.56
  6. Step 6: Final answer
    x = 230,905.10

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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.