Home / 73,785.32-101,834.86-45,121.48

Finding the Fourth Proportional to 73,785.32, 101,834.86 and 45,121.48

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Solution

The fourth proportional to 73,785.32, 101,834.86 and 45,121.48 is: 62,274.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,785.32 : 101,834.86 = 45,121.48 : x
  2. Step 2: Convert to fraction form
    73,785.32/101,834.86 = 45,121.48/x
  3. Step 3: Cross multiply
    73,785.32x = 101,834.86 × 45,121.48
  4. Step 4: Simplify right side
    73,785.32x = 4,594,939,598.79
  5. Step 5: Solve for x
    x = 4,594,939,598.79/73,785.32
  6. Step 6: Final answer
    x = 62,274.44

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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.