Home / 65,751.58-98,598.20-40,790.62

Finding the Fourth Proportional to 65,751.58, 98,598.20 and 40,790.62

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Solution

The fourth proportional to 65,751.58, 98,598.20 and 40,790.62 is: 61,167.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,751.58 : 98,598.20 = 40,790.62 : x
  2. Step 2: Convert to fraction form
    65,751.58/98,598.20 = 40,790.62/x
  3. Step 3: Cross multiply
    65,751.58x = 98,598.20 × 40,790.62
  4. Step 4: Simplify right side
    65,751.58x = 4,021,881,708.88
  5. Step 5: Solve for x
    x = 4,021,881,708.88/65,751.58
  6. Step 6: Final answer
    x = 61,167.83

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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.