Home / 65,922.77-90,973.44-35,708

Finding the Fourth Proportional to 65,922.77, 90,973.44 and 35,708

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Solution

The fourth proportional to 65,922.77, 90,973.44 and 35,708 is: 49,277.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,922.77 : 90,973.44 = 35,708 : x
  2. Step 2: Convert to fraction form
    65,922.77/90,973.44 = 35,708/x
  3. Step 3: Cross multiply
    65,922.77x = 90,973.44 × 35,708
  4. Step 4: Simplify right side
    65,922.77x = 3,248,479,416.98
  5. Step 5: Solve for x
    x = 3,248,479,416.98/65,922.77
  6. Step 6: Final answer
    x = 49,277.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.