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Finding the Fourth Proportional to 141,027.60, 211,541.40 and 134,806.80

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Solution

The fourth proportional to 141,027.60, 211,541.40 and 134,806.80 is: 202,210.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,027.60 : 211,541.40 = 134,806.80 : x
  2. Step 2: Convert to fraction form
    141,027.60/211,541.40 = 134,806.80/x
  3. Step 3: Cross multiply
    141,027.60x = 211,541.40 × 134,806.80
  4. Step 4: Simplify right side
    141,027.60x = 28,517,219,201.52
  5. Step 5: Solve for x
    x = 28,517,219,201.52/141,027.60
  6. Step 6: Final answer
    x = 202,210.20

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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.