Home / 187,433.20-281,214.60-180,953.20

Finding the Fourth Proportional to 187,433.20, 281,214.60 and 180,953.20

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Solution

The fourth proportional to 187,433.20, 281,214.60 and 180,953.20 is: 271,492.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,433.20 : 281,214.60 = 180,953.20 : x
  2. Step 2: Convert to fraction form
    187,433.20/281,214.60 = 180,953.20/x
  3. Step 3: Cross multiply
    187,433.20x = 281,214.60 × 180,953.20
  4. Step 4: Simplify right side
    187,433.20x = 50,886,681,756.72
  5. Step 5: Solve for x
    x = 50,886,681,756.72/187,433.20
  6. Step 6: Final answer
    x = 271,492.36

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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.