Home / 81,824.39-112,904.48-46,012.26

Finding the Fourth Proportional to 81,824.39, 112,904.48 and 46,012.26

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Solution

The fourth proportional to 81,824.39, 112,904.48 and 46,012.26 is: 63,489.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,824.39 : 112,904.48 = 46,012.26 : x
  2. Step 2: Convert to fraction form
    81,824.39/112,904.48 = 46,012.26/x
  3. Step 3: Cross multiply
    81,824.39x = 112,904.48 × 46,012.26
  4. Step 4: Simplify right side
    81,824.39x = 5,194,990,058.86
  5. Step 5: Solve for x
    x = 5,194,990,058.86/81,824.39
  6. Step 6: Final answer
    x = 63,489.51

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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.