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Finding the Fourth Proportional to 95,997.60, 143,996.40 and 58,672.80

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Solution

The fourth proportional to 95,997.60, 143,996.40 and 58,672.80 is: 88,009.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,997.60 : 143,996.40 = 58,672.80 : x
  2. Step 2: Convert to fraction form
    95,997.60/143,996.40 = 58,672.80/x
  3. Step 3: Cross multiply
    95,997.60x = 143,996.40 × 58,672.80
  4. Step 4: Simplify right side
    95,997.60x = 8,448,671,977.92
  5. Step 5: Solve for x
    x = 8,448,671,977.92/95,997.60
  6. Step 6: Final answer
    x = 88,009.20

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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.