Home / 250,269.72-345,372.36-137,094.36

Finding the Fourth Proportional to 250,269.72, 345,372.36 and 137,094.36

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Solution

The fourth proportional to 250,269.72, 345,372.36 and 137,094.36 is: 189,190.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,269.72 : 345,372.36 = 137,094.36 : x
  2. Step 2: Convert to fraction form
    250,269.72/345,372.36 = 137,094.36/x
  3. Step 3: Cross multiply
    250,269.72x = 345,372.36 × 137,094.36
  4. Step 4: Simplify right side
    250,269.72x = 47,348,602,655.89
  5. Step 5: Solve for x
    x = 47,348,602,655.89/250,269.72
  6. Step 6: Final answer
    x = 189,190.30

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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.