Home / 107,052.20-160,529.70-40,470.20

Finding the Fourth Proportional to 107,052.20, 160,529.70 and 40,470.20

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Solution

The fourth proportional to 107,052.20, 160,529.70 and 40,470.20 is: 60,686.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,052.20 : 160,529.70 = 40,470.20 : x
  2. Step 2: Convert to fraction form
    107,052.20/160,529.70 = 40,470.20/x
  3. Step 3: Cross multiply
    107,052.20x = 160,529.70 × 40,470.20
  4. Step 4: Simplify right side
    107,052.20x = 6,496,669,064.94
  5. Step 5: Solve for x
    x = 6,496,669,064.94/107,052.20
  6. Step 6: Final answer
    x = 60,686.93

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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.