Home / 107,664.31-148,575.30-59,917.65

Finding the Fourth Proportional to 107,664.31, 148,575.30 and 59,917.65

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Solution

The fourth proportional to 107,664.31, 148,575.30 and 59,917.65 is: 82,685.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,664.31 : 148,575.30 = 59,917.65 : x
  2. Step 2: Convert to fraction form
    107,664.31/148,575.30 = 59,917.65/x
  3. Step 3: Cross multiply
    107,664.31x = 148,575.30 × 59,917.65
  4. Step 4: Simplify right side
    107,664.31x = 8,902,282,266.89
  5. Step 5: Solve for x
    x = 8,902,282,266.89/107,664.31
  6. Step 6: Final answer
    x = 82,685.55

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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.