Home / 272,445.09-375,976.09-151,591.47

Finding the Fourth Proportional to 272,445.09, 375,976.09 and 151,591.47

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Solution

The fourth proportional to 272,445.09, 375,976.09 and 151,591.47 is: 209,197.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,445.09 : 375,976.09 = 151,591.47 : x
  2. Step 2: Convert to fraction form
    272,445.09/375,976.09 = 151,591.47/x
  3. Step 3: Cross multiply
    272,445.09x = 375,976.09 × 151,591.47
  4. Step 4: Simplify right side
    272,445.09x = 56,994,768,167.95
  5. Step 5: Solve for x
    x = 56,994,768,167.95/272,445.09
  6. Step 6: Final answer
    x = 209,197.27

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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.