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Finding the Fourth Proportional to 247,370.88, 341,372.47 and 134,193.63

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Solution

The fourth proportional to 247,370.88, 341,372.47 and 134,193.63 is: 185,187.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,370.88 : 341,372.47 = 134,193.63 : x
  2. Step 2: Convert to fraction form
    247,370.88/341,372.47 = 134,193.63/x
  3. Step 3: Cross multiply
    247,370.88x = 341,372.47 × 134,193.63
  4. Step 4: Simplify right side
    247,370.88x = 45,810,010,931.37
  5. Step 5: Solve for x
    x = 45,810,010,931.37/247,370.88
  6. Step 6: Final answer
    x = 185,187.57

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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.