Home / 65,956.28-98,966.90-30,889.88

Finding the Fourth Proportional to 65,956.28, 98,966.90 and 30,889.88

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Solution

The fourth proportional to 65,956.28, 98,966.90 and 30,889.88 is: 46,350.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,956.28 : 98,966.90 = 30,889.88 : x
  2. Step 2: Convert to fraction form
    65,956.28/98,966.90 = 30,889.88/x
  3. Step 3: Cross multiply
    65,956.28x = 98,966.90 × 30,889.88
  4. Step 4: Simplify right side
    65,956.28x = 3,057,075,664.97
  5. Step 5: Solve for x
    x = 3,057,075,664.97/65,956.28
  6. Step 6: Final answer
    x = 46,350.03

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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.