Home / 79,206.02-118,734.62-26,578.60

Finding the Fourth Proportional to 79,206.02, 118,734.62 and 26,578.60

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Solution

The fourth proportional to 79,206.02, 118,734.62 and 26,578.60 is: 39,842.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,206.02 : 118,734.62 = 26,578.60 : x
  2. Step 2: Convert to fraction form
    79,206.02/118,734.62 = 26,578.60/x
  3. Step 3: Cross multiply
    79,206.02x = 118,734.62 × 26,578.60
  4. Step 4: Simplify right side
    79,206.02x = 3,155,799,971.13
  5. Step 5: Solve for x
    x = 3,155,799,971.13/79,206.02
  6. Step 6: Final answer
    x = 39,842.93

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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.