Home / 331,755.13-497,632.69-110,139.13

Finding the Fourth Proportional to 331,755.13, 497,632.69 and 110,139.13

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Solution

The fourth proportional to 331,755.13, 497,632.69 and 110,139.13 is: 165,208.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,755.13 : 497,632.69 = 110,139.13 : x
  2. Step 2: Convert to fraction form
    331,755.13/497,632.69 = 110,139.13/x
  3. Step 3: Cross multiply
    331,755.13x = 497,632.69 × 110,139.13
  4. Step 4: Simplify right side
    331,755.13x = 54,808,831,536.16
  5. Step 5: Solve for x
    x = 54,808,831,536.16/331,755.13
  6. Step 6: Final answer
    x = 165,208.69

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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.