Home / 208,997.44-288,416.40-113,504.16

Finding the Fourth Proportional to 208,997.44, 288,416.40 and 113,504.16

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Solution

The fourth proportional to 208,997.44, 288,416.40 and 113,504.16 is: 156,635.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,997.44 : 288,416.40 = 113,504.16 : x
  2. Step 2: Convert to fraction form
    208,997.44/288,416.40 = 113,504.16/x
  3. Step 3: Cross multiply
    208,997.44x = 288,416.40 × 113,504.16
  4. Step 4: Simplify right side
    208,997.44x = 32,736,461,212.22
  5. Step 5: Solve for x
    x = 32,736,461,212.22/208,997.44
  6. Step 6: Final answer
    x = 156,635.70

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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.