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Finding the Fourth Proportional to 271,909.38, 375,234.67 and 151,062.00

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Solution

The fourth proportional to 271,909.38, 375,234.67 and 151,062.00 is: 208,465.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,909.38 : 375,234.67 = 151,062.00 : x
  2. Step 2: Convert to fraction form
    271,909.38/375,234.67 = 151,062.00/x
  3. Step 3: Cross multiply
    271,909.38x = 375,234.67 × 151,062.00
  4. Step 4: Simplify right side
    271,909.38x = 56,683,698,501.24
  5. Step 5: Solve for x
    x = 56,683,698,501.24/271,909.38
  6. Step 6: Final answer
    x = 208,465.40

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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.