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Finding the Fourth Proportional to 51,361.34, 76,903.56 and 33,547.88

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Solution

The fourth proportional to 51,361.34, 76,903.56 and 33,547.88 is: 50,231.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,361.34 : 76,903.56 = 33,547.88 : x
  2. Step 2: Convert to fraction form
    51,361.34/76,903.56 = 33,547.88/x
  3. Step 3: Cross multiply
    51,361.34x = 76,903.56 × 33,547.88
  4. Step 4: Simplify right side
    51,361.34x = 2,579,951,594.71
  5. Step 5: Solve for x
    x = 2,579,951,594.71/51,361.34
  6. Step 6: Final answer
    x = 50,231.40

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1.5x scale

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.