Home / 84,908.40-117,167.90-46,667.12

Finding the Fourth Proportional to 84,908.40, 117,167.90 and 46,667.12

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Solution

The fourth proportional to 84,908.40, 117,167.90 and 46,667.12 is: 64,397.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,908.40 : 117,167.90 = 46,667.12 : x
  2. Step 2: Convert to fraction form
    84,908.40/117,167.90 = 46,667.12/x
  3. Step 3: Cross multiply
    84,908.40x = 117,167.90 × 46,667.12
  4. Step 4: Simplify right side
    84,908.40x = 5,467,888,449.45
  5. Step 5: Solve for x
    x = 5,467,888,449.45/84,908.40
  6. Step 6: Final answer
    x = 64,397.50

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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.