Home / 115,491.71-173,237.56-43,458.16

Finding the Fourth Proportional to 115,491.71, 173,237.56 and 43,458.16

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Solution

The fourth proportional to 115,491.71, 173,237.56 and 43,458.16 is: 65,187.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,491.71 : 173,237.56 = 43,458.16 : x
  2. Step 2: Convert to fraction form
    115,491.71/173,237.56 = 43,458.16/x
  3. Step 3: Cross multiply
    115,491.71x = 173,237.56 × 43,458.16
  4. Step 4: Simplify right side
    115,491.71x = 7,528,584,517.01
  5. Step 5: Solve for x
    x = 7,528,584,517.01/115,491.71
  6. Step 6: Final answer
    x = 65,187.23

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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.