Home / 78,253.36-107,953.77-46,410.64

Finding the Fourth Proportional to 78,253.36, 107,953.77 and 46,410.64

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Solution

The fourth proportional to 78,253.36, 107,953.77 and 46,410.64 is: 64,025.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,253.36 : 107,953.77 = 46,410.64 : x
  2. Step 2: Convert to fraction form
    78,253.36/107,953.77 = 46,410.64/x
  3. Step 3: Cross multiply
    78,253.36x = 107,953.77 × 46,410.64
  4. Step 4: Simplify right side
    78,253.36x = 5,010,203,556.11
  5. Step 5: Solve for x
    x = 5,010,203,556.11/78,253.36
  6. Step 6: Final answer
    x = 64,025.41

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1.5x scale

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.