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Finding the Fourth Proportional to 247,453.64, 341,492.64 and 134,276.48

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Solution

The fourth proportional to 247,453.64, 341,492.64 and 134,276.48 is: 185,305.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,453.64 : 341,492.64 = 134,276.48 : x
  2. Step 2: Convert to fraction form
    247,453.64/341,492.64 = 134,276.48/x
  3. Step 3: Cross multiply
    247,453.64x = 341,492.64 × 134,276.48
  4. Step 4: Simplify right side
    247,453.64x = 45,854,429,645.11
  5. Step 5: Solve for x
    x = 45,854,429,645.11/247,453.64
  6. Step 6: Final answer
    x = 185,305.13

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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.