Home / 208,844.06-288,205.02-113,350.80

Finding the Fourth Proportional to 208,844.06, 288,205.02 and 113,350.80

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Solution

The fourth proportional to 208,844.06, 288,205.02 and 113,350.80 is: 156,424.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,844.06 : 288,205.02 = 113,350.80 : x
  2. Step 2: Convert to fraction form
    208,844.06/288,205.02 = 113,350.80/x
  3. Step 3: Cross multiply
    208,844.06x = 288,205.02 × 113,350.80
  4. Step 4: Simplify right side
    208,844.06x = 32,668,269,581.02
  5. Step 5: Solve for x
    x = 32,668,269,581.02/208,844.06
  6. Step 6: Final answer
    x = 156,424.22

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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.