Home / 254,107.53-350,645.36-139,381.16

Finding the Fourth Proportional to 254,107.53, 350,645.36 and 139,381.16

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Solution

The fourth proportional to 254,107.53, 350,645.36 and 139,381.16 is: 192,333.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,107.53 : 350,645.36 = 139,381.16 : x
  2. Step 2: Convert to fraction form
    254,107.53/350,645.36 = 139,381.16/x
  3. Step 3: Cross multiply
    254,107.53x = 350,645.36 × 139,381.16
  4. Step 4: Simplify right side
    254,107.53x = 48,873,354,575.29
  5. Step 5: Solve for x
    x = 48,873,354,575.29/254,107.53
  6. Step 6: Final answer
    x = 192,333.36

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1.5x scale

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.