Home / 104,032.90-143,564.83-58,725.60

Finding the Fourth Proportional to 104,032.90, 143,564.83 and 58,725.60

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Solution

The fourth proportional to 104,032.90, 143,564.83 and 58,725.60 is: 81,041.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,032.90 : 143,564.83 = 58,725.60 : x
  2. Step 2: Convert to fraction form
    104,032.90/143,564.83 = 58,725.60/x
  3. Step 3: Cross multiply
    104,032.90x = 143,564.83 × 58,725.60
  4. Step 4: Simplify right side
    104,032.90x = 8,430,930,780.65
  5. Step 5: Solve for x
    x = 8,430,930,780.65/104,032.90
  6. Step 6: Final answer
    x = 81,041.01

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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.