Home / 232,398.37-320,716.11-130,430.15

Finding the Fourth Proportional to 232,398.37, 320,716.11 and 130,430.15

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Solution

The fourth proportional to 232,398.37, 320,716.11 and 130,430.15 is: 179,997.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,398.37 : 320,716.11 = 130,430.15 : x
  2. Step 2: Convert to fraction form
    232,398.37/320,716.11 = 130,430.15/x
  3. Step 3: Cross multiply
    232,398.37x = 320,716.11 × 130,430.15
  4. Step 4: Simplify right side
    232,398.37x = 41,831,050,916.03
  5. Step 5: Solve for x
    x = 41,831,050,916.03/232,398.37
  6. Step 6: Final answer
    x = 179,997.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.