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Finding the Fourth Proportional to 187,294.82, 280,895.50 and 73,465.75

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Solution

The fourth proportional to 187,294.82, 280,895.50 and 73,465.75 is: 110,180.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,294.82 : 280,895.50 = 73,465.75 : x
  2. Step 2: Convert to fraction form
    187,294.82/280,895.50 = 73,465.75/x
  3. Step 3: Cross multiply
    187,294.82x = 280,895.50 × 73,465.75
  4. Step 4: Simplify right side
    187,294.82x = 20,636,199,022.08
  5. Step 5: Solve for x
    x = 20,636,199,022.08/187,294.82
  6. Step 6: Final answer
    x = 110,180.30

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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.