Home / 104,219.56-143,842.38-59,507.56

Finding the Fourth Proportional to 104,219.56, 143,842.38 and 59,507.56

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Solution

The fourth proportional to 104,219.56, 143,842.38 and 59,507.56 is: 82,131.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,219.56 : 143,842.38 = 59,507.56 : x
  2. Step 2: Convert to fraction form
    104,219.56/143,842.38 = 59,507.56/x
  3. Step 3: Cross multiply
    104,219.56x = 143,842.38 × 59,507.56
  4. Step 4: Simplify right side
    104,219.56x = 8,559,709,058.39
  5. Step 5: Solve for x
    x = 8,559,709,058.39/104,219.56
  6. Step 6: Final answer
    x = 82,131.50

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1.5x scale

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.