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Finding the Fourth Proportional to 247,674.66, 341,788.02 and 134,498.22

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Solution

The fourth proportional to 247,674.66, 341,788.02 and 134,498.22 is: 185,605.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,674.66 : 341,788.02 = 134,498.22 : x
  2. Step 2: Convert to fraction form
    247,674.66/341,788.02 = 134,498.22/x
  3. Step 3: Cross multiply
    247,674.66x = 341,788.02 × 134,498.22
  4. Step 4: Simplify right side
    247,674.66x = 45,969,880,307.32
  5. Step 5: Solve for x
    x = 45,969,880,307.32/247,674.66
  6. Step 6: Final answer
    x = 185,605.91

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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.