Home / 78,368.07-108,150.09-46,104.96

Finding the Fourth Proportional to 78,368.07, 108,150.09 and 46,104.96

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Solution

The fourth proportional to 78,368.07, 108,150.09 and 46,104.96 is: 63,626.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,368.07 : 108,150.09 = 46,104.96 : x
  2. Step 2: Convert to fraction form
    78,368.07/108,150.09 = 46,104.96/x
  3. Step 3: Cross multiply
    78,368.07x = 108,150.09 × 46,104.96
  4. Step 4: Simplify right side
    78,368.07x = 4,986,255,806.12
  5. Step 5: Solve for x
    x = 4,986,255,806.12/78,368.07
  6. Step 6: Final answer
    x = 63,626.11

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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.