Home / 104,335.28-143,985.94-59,012.37

Finding the Fourth Proportional to 104,335.28, 143,985.94 and 59,012.37

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Solution

The fourth proportional to 104,335.28, 143,985.94 and 59,012.37 is: 81,438.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,335.28 : 143,985.94 = 59,012.37 : x
  2. Step 2: Convert to fraction form
    104,335.28/143,985.94 = 59,012.37/x
  3. Step 3: Cross multiply
    104,335.28x = 143,985.94 × 59,012.37
  4. Step 4: Simplify right side
    104,335.28x = 8,496,951,566.08
  5. Step 5: Solve for x
    x = 8,496,951,566.08/104,335.28
  6. Step 6: Final answer
    x = 81,438.91

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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.