Home / 209,860.02-314,882.98-109,996.47

Finding the Fourth Proportional to 209,860.02, 314,882.98 and 109,996.47

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Solution

The fourth proportional to 209,860.02, 314,882.98 and 109,996.47 is: 165,043.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,860.02 : 314,882.98 = 109,996.47 : x
  2. Step 2: Convert to fraction form
    209,860.02/314,882.98 = 109,996.47/x
  3. Step 3: Cross multiply
    209,860.02x = 314,882.98 × 109,996.47
  4. Step 4: Simplify right side
    209,860.02x = 34,636,016,263.08
  5. Step 5: Solve for x
    x = 34,636,016,263.08/209,860.02
  6. Step 6: Final answer
    x = 165,043.42

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1.5x scale

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.