Home / 248,905.80-373,358.70-154,211.40

Finding the Fourth Proportional to 248,905.80, 373,358.70 and 154,211.40

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Solution

The fourth proportional to 248,905.80, 373,358.70 and 154,211.40 is: 231,317.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,905.80 : 373,358.70 = 154,211.40 : x
  2. Step 2: Convert to fraction form
    248,905.80/373,358.70 = 154,211.40/x
  3. Step 3: Cross multiply
    248,905.80x = 373,358.70 × 154,211.40
  4. Step 4: Simplify right side
    248,905.80x = 57,576,167,829.18
  5. Step 5: Solve for x
    x = 57,576,167,829.18/248,905.80
  6. Step 6: Final answer
    x = 231,317.10

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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.