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Finding the Fourth Proportional to 271,326.08, 374,428.80 and 152,094.08

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Solution

The fourth proportional to 271,326.08, 374,428.80 and 152,094.08 is: 209,889.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,326.08 : 374,428.80 = 152,094.08 : x
  2. Step 2: Convert to fraction form
    271,326.08/374,428.80 = 152,094.08/x
  3. Step 3: Cross multiply
    271,326.08x = 374,428.80 × 152,094.08
  4. Step 4: Simplify right side
    271,326.08x = 56,948,403,861.50
  5. Step 5: Solve for x
    x = 56,948,403,861.50/271,326.08
  6. Step 6: Final answer
    x = 209,889.16

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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.