Home / 79,015.29-118,467.56-29,088.90

Finding the Fourth Proportional to 79,015.29, 118,467.56 and 29,088.90

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Solution

The fourth proportional to 79,015.29, 118,467.56 and 29,088.90 is: 43,612.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,015.29 : 118,467.56 = 29,088.90 : x
  2. Step 2: Convert to fraction form
    79,015.29/118,467.56 = 29,088.90/x
  3. Step 3: Cross multiply
    79,015.29x = 118,467.56 × 29,088.90
  4. Step 4: Simplify right side
    79,015.29x = 3,446,090,860.64
  5. Step 5: Solve for x
    x = 3,446,090,860.64/79,015.29
  6. Step 6: Final answer
    x = 43,612.96

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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.