Home / 109,984.02-164,975.76-26,878.02

Finding the Fourth Proportional to 109,984.02, 164,975.76 and 26,878.02

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Solution

The fourth proportional to 109,984.02, 164,975.76 and 26,878.02 is: 40,316.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,984.02 : 164,975.76 = 26,878.02 : x
  2. Step 2: Convert to fraction form
    109,984.02/164,975.76 = 26,878.02/x
  3. Step 3: Cross multiply
    109,984.02x = 164,975.76 × 26,878.02
  4. Step 4: Simplify right side
    109,984.02x = 4,434,221,776.80
  5. Step 5: Solve for x
    x = 4,434,221,776.80/109,984.02
  6. Step 6: Final answer
    x = 40,316.96

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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.