Home / 113,487.75-170,216.37-46,918.71

Finding the Fourth Proportional to 113,487.75, 170,216.37 and 46,918.71

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Solution

The fourth proportional to 113,487.75, 170,216.37 and 46,918.71 is: 70,371.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,487.75 : 170,216.37 = 46,918.71 : x
  2. Step 2: Convert to fraction form
    113,487.75/170,216.37 = 46,918.71/x
  3. Step 3: Cross multiply
    113,487.75x = 170,216.37 × 46,918.71
  4. Step 4: Simplify right side
    113,487.75x = 7,986,332,501.28
  5. Step 5: Solve for x
    x = 7,986,332,501.28/113,487.75
  6. Step 6: Final answer
    x = 70,371.76

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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.