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Finding the Fourth Proportional to 141,047.56, 211,572.12 and 35,866.60

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Solution

The fourth proportional to 141,047.56, 211,572.12 and 35,866.60 is: 53,800.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,047.56 : 211,572.12 = 35,866.60 : x
  2. Step 2: Convert to fraction form
    141,047.56/211,572.12 = 35,866.60/x
  3. Step 3: Cross multiply
    141,047.56x = 211,572.12 × 35,866.60
  4. Step 4: Simplify right side
    141,047.56x = 7,588,372,599.19
  5. Step 5: Solve for x
    x = 7,588,372,599.19/141,047.56
  6. Step 6: Final answer
    x = 53,800.10

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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.