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Finding the Fourth Proportional to 141,027.40, 211,541.10 and 134,466.40

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Solution

The fourth proportional to 141,027.40, 211,541.10 and 134,466.40 is: 201,699.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,027.40 : 211,541.10 = 134,466.40 : x
  2. Step 2: Convert to fraction form
    141,027.40/211,541.10 = 134,466.40/x
  3. Step 3: Cross multiply
    141,027.40x = 211,541.10 × 134,466.40
  4. Step 4: Simplify right side
    141,027.40x = 28,445,170,169.04
  5. Step 5: Solve for x
    x = 28,445,170,169.04/141,027.40
  6. Step 6: Final answer
    x = 201,699.60

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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.