Home / 107,456.09-148,289.49-59,713.88

Finding the Fourth Proportional to 107,456.09, 148,289.49 and 59,713.88

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Solution

The fourth proportional to 107,456.09, 148,289.49 and 59,713.88 is: 82,405.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,456.09 : 148,289.49 = 59,713.88 : x
  2. Step 2: Convert to fraction form
    107,456.09/148,289.49 = 59,713.88/x
  3. Step 3: Cross multiply
    107,456.09x = 148,289.49 × 59,713.88
  4. Step 4: Simplify right side
    107,456.09x = 8,854,940,069.67
  5. Step 5: Solve for x
    x = 8,854,940,069.67/107,456.09
  6. Step 6: Final answer
    x = 82,405.20

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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.