Home / 248,917.80-373,376.70-154,223.40

Finding the Fourth Proportional to 248,917.80, 373,376.70 and 154,223.40

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Solution

The fourth proportional to 248,917.80, 373,376.70 and 154,223.40 is: 231,335.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,917.80 : 373,376.70 = 154,223.40 : x
  2. Step 2: Convert to fraction form
    248,917.80/373,376.70 = 154,223.40/x
  3. Step 3: Cross multiply
    248,917.80x = 373,376.70 × 154,223.40
  4. Step 4: Simplify right side
    248,917.80x = 57,583,424,154.78
  5. Step 5: Solve for x
    x = 57,583,424,154.78/248,917.80
  6. Step 6: Final answer
    x = 231,335.10

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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.