Home / 107,272.81-160,910.01-49,564.71

Finding the Fourth Proportional to 107,272.81, 160,910.01 and 49,564.71

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Solution

The fourth proportional to 107,272.81, 160,910.01 and 49,564.71 is: 74,347.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,272.81 : 160,910.01 = 49,564.71 : x
  2. Step 2: Convert to fraction form
    107,272.81/160,910.01 = 49,564.71/x
  3. Step 3: Cross multiply
    107,272.81x = 160,910.01 × 49,564.71
  4. Step 4: Simplify right side
    107,272.81x = 7,975,457,772.65
  5. Step 5: Solve for x
    x = 7,975,457,772.65/107,272.81
  6. Step 6: Final answer
    x = 74,347.43

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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.