Home / 254,848.64-382,117.44-105,042.56

Finding the Fourth Proportional to 254,848.64, 382,117.44 and 105,042.56

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Solution

The fourth proportional to 254,848.64, 382,117.44 and 105,042.56 is: 157,499.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,848.64 : 382,117.44 = 105,042.56 : x
  2. Step 2: Convert to fraction form
    254,848.64/382,117.44 = 105,042.56/x
  3. Step 3: Cross multiply
    254,848.64x = 382,117.44 × 105,042.56
  4. Step 4: Simplify right side
    254,848.64x = 40,138,594,118.25
  5. Step 5: Solve for x
    x = 40,138,594,118.25/254,848.64
  6. Step 6: Final answer
    x = 157,499.74

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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.