Home / 254,278.64-381,405.63-94,385.74

Finding the Fourth Proportional to 254,278.64, 381,405.63 and 94,385.74

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Solution

The fourth proportional to 254,278.64, 381,405.63 and 94,385.74 is: 141,574.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,278.64 : 381,405.63 = 94,385.74 : x
  2. Step 2: Convert to fraction form
    254,278.64/381,405.63 = 94,385.74/x
  3. Step 3: Cross multiply
    254,278.64x = 381,405.63 × 94,385.74
  4. Step 4: Simplify right side
    254,278.64x = 35,999,251,674.20
  5. Step 5: Solve for x
    x = 35,999,251,674.20/254,278.64
  6. Step 6: Final answer
    x = 141,574.03

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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.