Home / 85,091.07-117,428.48-46,854.57

Finding the Fourth Proportional to 85,091.07, 117,428.48 and 46,854.57

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Solution

The fourth proportional to 85,091.07, 117,428.48 and 46,854.57 is: 64,660.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,091.07 : 117,428.48 = 46,854.57 : x
  2. Step 2: Convert to fraction form
    85,091.07/117,428.48 = 46,854.57/x
  3. Step 3: Cross multiply
    85,091.07x = 117,428.48 × 46,854.57
  4. Step 4: Simplify right side
    85,091.07x = 5,502,060,936.15
  5. Step 5: Solve for x
    x = 5,502,060,936.15/85,091.07
  6. Step 6: Final answer
    x = 64,660.85

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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.