Home / 274,848.90-412,127.55-97,361.70

Finding the Fourth Proportional to 274,848.90, 412,127.55 and 97,361.70

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Solution

The fourth proportional to 274,848.90, 412,127.55 and 97,361.70 is: 145,990.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,848.90 : 412,127.55 = 97,361.70 : x
  2. Step 2: Convert to fraction form
    274,848.90/412,127.55 = 97,361.70/x
  3. Step 3: Cross multiply
    274,848.90x = 412,127.55 × 97,361.70
  4. Step 4: Simplify right side
    274,848.90x = 40,125,438,884.84
  5. Step 5: Solve for x
    x = 40,125,438,884.84/274,848.90
  6. Step 6: Final answer
    x = 145,990.90

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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.