Home / 107,238.18-160,752.70-51,063.21

Finding the Fourth Proportional to 107,238.18, 160,752.70 and 51,063.21

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Solution

The fourth proportional to 107,238.18, 160,752.70 and 51,063.21 is: 76,545.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,238.18 : 160,752.70 = 51,063.21 : x
  2. Step 2: Convert to fraction form
    107,238.18/160,752.70 = 51,063.21/x
  3. Step 3: Cross multiply
    107,238.18x = 160,752.70 × 51,063.21
  4. Step 4: Simplify right side
    107,238.18x = 8,208,548,942.00
  5. Step 5: Solve for x
    x = 8,208,548,942.00/107,238.18
  6. Step 6: Final answer
    x = 76,545.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.