Home / 252,710.37-348,740.10-145,301.40

Finding the Fourth Proportional to 252,710.37, 348,740.10 and 145,301.40

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Solution

The fourth proportional to 252,710.37, 348,740.10 and 145,301.40 is: 200,515.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,710.37 : 348,740.10 = 145,301.40 : x
  2. Step 2: Convert to fraction form
    252,710.37/348,740.10 = 145,301.40/x
  3. Step 3: Cross multiply
    252,710.37x = 348,740.10 × 145,301.40
  4. Step 4: Simplify right side
    252,710.37x = 50,672,424,766.14
  5. Step 5: Solve for x
    x = 50,672,424,766.14/252,710.37
  6. Step 6: Final answer
    x = 200,515.81

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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.