Home / 84,057.08-115,998.72-46,331.32

Finding the Fourth Proportional to 84,057.08, 115,998.72 and 46,331.32

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Solution

The fourth proportional to 84,057.08, 115,998.72 and 46,331.32 is: 63,937.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,057.08 : 115,998.72 = 46,331.32 : x
  2. Step 2: Convert to fraction form
    84,057.08/115,998.72 = 46,331.32/x
  3. Step 3: Cross multiply
    84,057.08x = 115,998.72 × 46,331.32
  4. Step 4: Simplify right side
    84,057.08x = 5,374,373,815.91
  5. Step 5: Solve for x
    x = 5,374,373,815.91/84,057.08
  6. Step 6: Final answer
    x = 63,937.19

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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.