Home / 254,260.40-381,378.20-94,367.45

Finding the Fourth Proportional to 254,260.40, 381,378.20 and 94,367.45

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Solution

The fourth proportional to 254,260.40, 381,378.20 and 94,367.45 is: 141,546.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,260.40 : 381,378.20 = 94,367.45 : x
  2. Step 2: Convert to fraction form
    254,260.40/381,378.20 = 94,367.45/x
  3. Step 3: Cross multiply
    254,260.40x = 381,378.20 × 94,367.45
  4. Step 4: Simplify right side
    254,260.40x = 35,989,688,701.20
  5. Step 5: Solve for x
    x = 35,989,688,701.20/254,260.40
  6. Step 6: Final answer
    x = 141,546.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.