Home / 72,284.26-99,762.77-41,651.39

Finding the Fourth Proportional to 72,284.26, 99,762.77 and 41,651.39

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Solution

The fourth proportional to 72,284.26, 99,762.77 and 41,651.39 is: 57,484.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,284.26 : 99,762.77 = 41,651.39 : x
  2. Step 2: Convert to fraction form
    72,284.26/99,762.77 = 41,651.39/x
  3. Step 3: Cross multiply
    72,284.26x = 99,762.77 × 41,651.39
  4. Step 4: Simplify right side
    72,284.26x = 4,155,258,081.90
  5. Step 5: Solve for x
    x = 4,155,258,081.90/72,284.26
  6. Step 6: Final answer
    x = 57,484.97

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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.