Home / 208,845.02-288,203.16-113,349.26

Finding the Fourth Proportional to 208,845.02, 288,203.16 and 113,349.26

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Solution

The fourth proportional to 208,845.02, 288,203.16 and 113,349.26 is: 156,420.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,845.02 : 288,203.16 = 113,349.26 : x
  2. Step 2: Convert to fraction form
    208,845.02/288,203.16 = 113,349.26/x
  3. Step 3: Cross multiply
    208,845.02x = 288,203.16 × 113,349.26
  4. Step 4: Simplify right side
    208,845.02x = 32,667,614,915.66
  5. Step 5: Solve for x
    x = 32,667,614,915.66/208,845.02
  6. Step 6: Final answer
    x = 156,420.37

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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.