Home / 77,802.36-116,409.08-46,229.36

Finding the Fourth Proportional to 77,802.36, 116,409.08 and 46,229.36

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Solution

The fourth proportional to 77,802.36, 116,409.08 and 46,229.36 is: 69,169.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,802.36 : 116,409.08 = 46,229.36 : x
  2. Step 2: Convert to fraction form
    77,802.36/116,409.08 = 46,229.36/x
  3. Step 3: Cross multiply
    77,802.36x = 116,409.08 × 46,229.36
  4. Step 4: Simplify right side
    77,802.36x = 5,381,517,266.59
  5. Step 5: Solve for x
    x = 5,381,517,266.59/77,802.36
  6. Step 6: Final answer
    x = 69,169.07

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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.