Home / 254,529.42-351,208.46-147,109.46

Finding the Fourth Proportional to 254,529.42, 351,208.46 and 147,109.46

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Solution

The fourth proportional to 254,529.42, 351,208.46 and 147,109.46 is: 202,986.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,529.42 : 351,208.46 = 147,109.46 : x
  2. Step 2: Convert to fraction form
    254,529.42/351,208.46 = 147,109.46/x
  3. Step 3: Cross multiply
    254,529.42x = 351,208.46 × 147,109.46
  4. Step 4: Simplify right side
    254,529.42x = 51,666,084,406.44
  5. Step 5: Solve for x
    x = 51,666,084,406.44/254,529.42
  6. Step 6: Final answer
    x = 202,986.69

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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.