Home / 331,740.48-497,595.60-107,111.28

Finding the Fourth Proportional to 331,740.48, 497,595.60 and 107,111.28

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Solution

The fourth proportional to 331,740.48, 497,595.60 and 107,111.28 is: 160,662.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,740.48 : 497,595.60 = 107,111.28 : x
  2. Step 2: Convert to fraction form
    331,740.48/497,595.60 = 107,111.28/x
  3. Step 3: Cross multiply
    331,740.48x = 497,595.60 × 107,111.28
  4. Step 4: Simplify right side
    331,740.48x = 53,298,101,638.37
  5. Step 5: Solve for x
    x = 53,298,101,638.37/331,740.48
  6. Step 6: Final answer
    x = 160,662.04

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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.