Home / 254,543.36-351,249.34-147,120.35

Finding the Fourth Proportional to 254,543.36, 351,249.34 and 147,120.35

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Solution

The fourth proportional to 254,543.36, 351,249.34 and 147,120.35 is: 203,014.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,543.36 : 351,249.34 = 147,120.35 : x
  2. Step 2: Convert to fraction form
    254,543.36/351,249.34 = 147,120.35/x
  3. Step 3: Cross multiply
    254,543.36x = 351,249.34 × 147,120.35
  4. Step 4: Simplify right side
    254,543.36x = 51,675,925,838.07
  5. Step 5: Solve for x
    x = 51,675,925,838.07/254,543.36
  6. Step 6: Final answer
    x = 203,014.24

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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.