Home / 85,077.12-117,404.35-46,836.36

Finding the Fourth Proportional to 85,077.12, 117,404.35 and 46,836.36

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Solution

The fourth proportional to 85,077.12, 117,404.35 and 46,836.36 is: 64,633.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,077.12 : 117,404.35 = 46,836.36 : x
  2. Step 2: Convert to fraction form
    85,077.12/117,404.35 = 46,836.36/x
  3. Step 3: Cross multiply
    85,077.12x = 117,404.35 × 46,836.36
  4. Step 4: Simplify right side
    85,077.12x = 5,498,792,402.17
  5. Step 5: Solve for x
    x = 5,498,792,402.17/85,077.12
  6. Step 6: Final answer
    x = 64,633.03

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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.