Home / 254,982.81-351,865.43-140,254.18

Finding the Fourth Proportional to 254,982.81, 351,865.43 and 140,254.18

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Solution

The fourth proportional to 254,982.81, 351,865.43 and 140,254.18 is: 193,544.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,982.81 : 351,865.43 = 140,254.18 : x
  2. Step 2: Convert to fraction form
    254,982.81/351,865.43 = 140,254.18/x
  3. Step 3: Cross multiply
    254,982.81x = 351,865.43 × 140,254.18
  4. Step 4: Simplify right side
    254,982.81x = 49,350,596,300.02
  5. Step 5: Solve for x
    x = 49,350,596,300.02/254,982.81
  6. Step 6: Final answer
    x = 193,544.79

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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.