Home / 84,873.52-117,116.60-49,074.96

Finding the Fourth Proportional to 84,873.52, 117,116.60 and 49,074.96

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Solution

The fourth proportional to 84,873.52, 117,116.60 and 49,074.96 is: 67,718.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,873.52 : 117,116.60 = 49,074.96 : x
  2. Step 2: Convert to fraction form
    84,873.52/117,116.60 = 49,074.96/x
  3. Step 3: Cross multiply
    84,873.52x = 117,116.60 × 49,074.96
  4. Step 4: Simplify right side
    84,873.52x = 5,747,492,460.34
  5. Step 5: Solve for x
    x = 5,747,492,460.34/84,873.52
  6. Step 6: Final answer
    x = 67,718.32

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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.