Home / 272,037.21-375,403.84-151,175.42

Finding the Fourth Proportional to 272,037.21, 375,403.84 and 151,175.42

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Solution

The fourth proportional to 272,037.21, 375,403.84 and 151,175.42 is: 208,617.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,037.21 : 375,403.84 = 151,175.42 : x
  2. Step 2: Convert to fraction form
    272,037.21/375,403.84 = 151,175.42/x
  3. Step 3: Cross multiply
    272,037.21x = 375,403.84 × 151,175.42
  4. Step 4: Simplify right side
    272,037.21x = 56,751,833,181.61
  5. Step 5: Solve for x
    x = 56,751,833,181.61/272,037.21
  6. Step 6: Final answer
    x = 208,617.91

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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.