Home / 65,923.18-90,973.95-35,708.43

Finding the Fourth Proportional to 65,923.18, 90,973.95 and 35,708.43

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Solution

The fourth proportional to 65,923.18, 90,973.95 and 35,708.43 is: 49,277.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,923.18 : 90,973.95 = 35,708.43 : x
  2. Step 2: Convert to fraction form
    65,923.18/90,973.95 = 35,708.43/x
  3. Step 3: Cross multiply
    65,923.18x = 90,973.95 × 35,708.43
  4. Step 4: Simplify right side
    65,923.18x = 3,248,536,821.78
  5. Step 5: Solve for x
    x = 3,248,536,821.78/65,923.18
  6. Step 6: Final answer
    x = 49,277.61

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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.