Home / 79,785.46-119,705.73-35,443.36

Finding the Fourth Proportional to 79,785.46, 119,705.73 and 35,443.36

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Solution

The fourth proportional to 79,785.46, 119,705.73 and 35,443.36 is: 53,177.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,785.46 : 119,705.73 = 35,443.36 : x
  2. Step 2: Convert to fraction form
    79,785.46/119,705.73 = 35,443.36/x
  3. Step 3: Cross multiply
    79,785.46x = 119,705.73 × 35,443.36
  4. Step 4: Simplify right side
    79,785.46x = 4,242,773,282.45
  5. Step 5: Solve for x
    x = 4,242,773,282.45/79,785.46
  6. Step 6: Final answer
    x = 53,177.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.