Home / 65,744.70-98,622.51-28,305.69

Finding the Fourth Proportional to 65,744.70, 98,622.51 and 28,305.69

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Solution

The fourth proportional to 65,744.70, 98,622.51 and 28,305.69 is: 42,460.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,744.70 : 98,622.51 = 28,305.69 : x
  2. Step 2: Convert to fraction form
    65,744.70/98,622.51 = 28,305.69/x
  3. Step 3: Cross multiply
    65,744.70x = 98,622.51 × 28,305.69
  4. Step 4: Simplify right side
    65,744.70x = 2,791,578,195.08
  5. Step 5: Solve for x
    x = 2,791,578,195.08/65,744.70
  6. Step 6: Final answer
    x = 42,460.89

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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.