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Finding the Fourth Proportional to 187,325.40, 280,404.90 and 181,493.40

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Solution

The fourth proportional to 187,325.40, 280,404.90 and 181,493.40 is: 271,675.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,325.40 : 280,404.90 = 181,493.40 : x
  2. Step 2: Convert to fraction form
    187,325.40/280,404.90 = 181,493.40/x
  3. Step 3: Cross multiply
    187,325.40x = 280,404.90 × 181,493.40
  4. Step 4: Simplify right side
    187,325.40x = 50,891,638,677.66
  5. Step 5: Solve for x
    x = 50,891,638,677.66/187,325.40
  6. Step 6: Final answer
    x = 271,675.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.