Home / 65,917.99-90,966.61-35,703.24

Finding the Fourth Proportional to 65,917.99, 90,966.61 and 35,703.24

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Solution

The fourth proportional to 65,917.99, 90,966.61 and 35,703.24 is: 49,270.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,917.99 : 90,966.61 = 35,703.24 : x
  2. Step 2: Convert to fraction form
    65,917.99/90,966.61 = 35,703.24/x
  3. Step 3: Cross multiply
    65,917.99x = 90,966.61 × 35,703.24
  4. Step 4: Simplify right side
    65,917.99x = 3,247,802,708.82
  5. Step 5: Solve for x
    x = 3,247,802,708.82/65,917.99
  6. Step 6: Final answer
    x = 49,270.35

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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.