Home / 146,459.76-202,112.28-82,795.32

Finding the Fourth Proportional to 146,459.76, 202,112.28 and 82,795.32

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Solution

The fourth proportional to 146,459.76, 202,112.28 and 82,795.32 is: 114,256.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,459.76 : 202,112.28 = 82,795.32 : x
  2. Step 2: Convert to fraction form
    146,459.76/202,112.28 = 82,795.32/x
  3. Step 3: Cross multiply
    146,459.76x = 202,112.28 × 82,795.32
  4. Step 4: Simplify right side
    146,459.76x = 16,733,950,898.53
  5. Step 5: Solve for x
    x = 16,733,950,898.53/146,459.76
  6. Step 6: Final answer
    x = 114,256.30

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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.