Home / 157,855.96-236,783.94-64,345.24

Finding the Fourth Proportional to 157,855.96, 236,783.94 and 64,345.24

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Solution

The fourth proportional to 157,855.96, 236,783.94 and 64,345.24 is: 96,517.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,855.96 : 236,783.94 = 64,345.24 : x
  2. Step 2: Convert to fraction form
    157,855.96/236,783.94 = 64,345.24/x
  3. Step 3: Cross multiply
    157,855.96x = 236,783.94 × 64,345.24
  4. Step 4: Simplify right side
    157,855.96x = 15,235,919,447.45
  5. Step 5: Solve for x
    x = 15,235,919,447.45/157,855.96
  6. Step 6: Final answer
    x = 96,517.86

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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.