Home / 209,325.02-288,866.49-113,832.50

Finding the Fourth Proportional to 209,325.02, 288,866.49 and 113,832.50

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Solution

The fourth proportional to 209,325.02, 288,866.49 and 113,832.50 is: 157,087.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,325.02 : 288,866.49 = 113,832.50 : x
  2. Step 2: Convert to fraction form
    209,325.02/288,866.49 = 113,832.50/x
  3. Step 3: Cross multiply
    209,325.02x = 288,866.49 × 113,832.50
  4. Step 4: Simplify right side
    209,325.02x = 32,882,394,722.93
  5. Step 5: Solve for x
    x = 32,882,394,722.93/209,325.02
  6. Step 6: Final answer
    x = 157,087.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.