Home / 104,938.23-144,819.89-59,012.32

Finding the Fourth Proportional to 104,938.23, 144,819.89 and 59,012.32

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Solution

The fourth proportional to 104,938.23, 144,819.89 and 59,012.32 is: 81,439.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,938.23 : 144,819.89 = 59,012.32 : x
  2. Step 2: Convert to fraction form
    104,938.23/144,819.89 = 59,012.32/x
  3. Step 3: Cross multiply
    104,938.23x = 144,819.89 × 59,012.32
  4. Step 4: Simplify right side
    104,938.23x = 8,546,158,235.81
  5. Step 5: Solve for x
    x = 8,546,158,235.81/104,938.23
  6. Step 6: Final answer
    x = 81,439.90

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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.