Home / 78,466.77-108,296.46-46,207.17

Finding the Fourth Proportional to 78,466.77, 108,296.46 and 46,207.17

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Solution

The fourth proportional to 78,466.77, 108,296.46 and 46,207.17 is: 63,773.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,466.77 : 108,296.46 = 46,207.17 : x
  2. Step 2: Convert to fraction form
    78,466.77/108,296.46 = 46,207.17/x
  3. Step 3: Cross multiply
    78,466.77x = 108,296.46 × 46,207.17
  4. Step 4: Simplify right side
    78,466.77x = 5,004,072,937.62
  5. Step 5: Solve for x
    x = 5,004,072,937.62/78,466.77
  6. Step 6: Final answer
    x = 63,773.15

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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.