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Finding the Fourth Proportional to 161,251.80, 241,877.40 and 56,070.60

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Solution

The fourth proportional to 161,251.80, 241,877.40 and 56,070.60 is: 84,105.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,251.80 : 241,877.40 = 56,070.60 : x
  2. Step 2: Convert to fraction form
    161,251.80/241,877.40 = 56,070.60/x
  3. Step 3: Cross multiply
    161,251.80x = 241,877.40 × 56,070.60
  4. Step 4: Simplify right side
    161,251.80x = 13,562,210,944.44
  5. Step 5: Solve for x
    x = 13,562,210,944.44/161,251.80
  6. Step 6: Final answer
    x = 84,105.80

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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.