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Finding the Fourth Proportional to 141,260.40, 211,696.20 and 93,740.40

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Solution

The fourth proportional to 141,260.40, 211,696.20 and 93,740.40 is: 140,481.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,260.40 : 211,696.20 = 93,740.40 : x
  2. Step 2: Convert to fraction form
    141,260.40/211,696.20 = 93,740.40/x
  3. Step 3: Cross multiply
    141,260.40x = 211,696.20 × 93,740.40
  4. Step 4: Simplify right side
    141,260.40x = 19,844,486,466.48
  5. Step 5: Solve for x
    x = 19,844,486,466.48/141,260.40
  6. Step 6: Final answer
    x = 140,481.60

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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.