Home / 65,923.53-90,974.52-35,708.91

Finding the Fourth Proportional to 65,923.53, 90,974.52 and 35,708.91

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Solution

The fourth proportional to 65,923.53, 90,974.52 and 35,708.91 is: 49,278.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,923.53 : 90,974.52 = 35,708.91 : x
  2. Step 2: Convert to fraction form
    65,923.53/90,974.52 = 35,708.91/x
  3. Step 3: Cross multiply
    65,923.53x = 90,974.52 × 35,708.91
  4. Step 4: Simplify right side
    65,923.53x = 3,248,600,946.97
  5. Step 5: Solve for x
    x = 3,248,600,946.97/65,923.53
  6. Step 6: Final answer
    x = 49,278.32

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1.5x scale

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.