Home / 84,428.15-116,511.77-46,186.88

Finding the Fourth Proportional to 84,428.15, 116,511.77 and 46,186.88

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Solution

The fourth proportional to 84,428.15, 116,511.77 and 46,186.88 is: 63,738.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,428.15 : 116,511.77 = 46,186.88 : x
  2. Step 2: Convert to fraction form
    84,428.15/116,511.77 = 46,186.88/x
  3. Step 3: Cross multiply
    84,428.15x = 116,511.77 × 46,186.88
  4. Step 4: Simplify right side
    84,428.15x = 5,381,315,546.32
  5. Step 5: Solve for x
    x = 5,381,315,546.32/84,428.15
  6. Step 6: Final answer
    x = 63,738.40

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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.