Home / 77,088.24-106,388.64-46,866.33

Finding the Fourth Proportional to 77,088.24, 106,388.64 and 46,866.33

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Solution

The fourth proportional to 77,088.24, 106,388.64 and 46,866.33 is: 64,679.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,088.24 : 106,388.64 = 46,866.33 : x
  2. Step 2: Convert to fraction form
    77,088.24/106,388.64 = 46,866.33/x
  3. Step 3: Cross multiply
    77,088.24x = 106,388.64 × 46,866.33
  4. Step 4: Simplify right side
    77,088.24x = 4,986,045,110.49
  5. Step 5: Solve for x
    x = 4,986,045,110.49/77,088.24
  6. Step 6: Final answer
    x = 64,679.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.