Home / 79,052.36-118,444.62-47,822

Finding the Fourth Proportional to 79,052.36, 118,444.62 and 47,822

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Solution

The fourth proportional to 79,052.36, 118,444.62 and 47,822 is: 71,651.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,052.36 : 118,444.62 = 47,822 : x
  2. Step 2: Convert to fraction form
    79,052.36/118,444.62 = 47,822/x
  3. Step 3: Cross multiply
    79,052.36x = 118,444.62 × 47,822
  4. Step 4: Simplify right side
    79,052.36x = 5,664,258,617.64
  5. Step 5: Solve for x
    x = 5,664,258,617.64/79,052.36
  6. Step 6: Final answer
    x = 71,651.99

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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.