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Finding the Fourth Proportional to 271,950.64, 375,303.56 and 151,091.93

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Solution

The fourth proportional to 271,950.64, 375,303.56 and 151,091.93 is: 208,513.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,950.64 : 375,303.56 = 151,091.93 : x
  2. Step 2: Convert to fraction form
    271,950.64/375,303.56 = 151,091.93/x
  3. Step 3: Cross multiply
    271,950.64x = 375,303.56 × 151,091.93
  4. Step 4: Simplify right side
    271,950.64x = 56,705,339,216.27
  5. Step 5: Solve for x
    x = 56,705,339,216.27/271,950.64
  6. Step 6: Final answer
    x = 208,513.35

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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.