Home / 84,842.06-117,082.24-47,116.32

Finding the Fourth Proportional to 84,842.06, 117,082.24 and 47,116.32

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Solution

The fourth proportional to 84,842.06, 117,082.24 and 47,116.32 is: 65,020.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,842.06 : 117,082.24 = 47,116.32 : x
  2. Step 2: Convert to fraction form
    84,842.06/117,082.24 = 47,116.32/x
  3. Step 3: Cross multiply
    84,842.06x = 117,082.24 × 47,116.32
  4. Step 4: Simplify right side
    84,842.06x = 5,516,484,286.16
  5. Step 5: Solve for x
    x = 5,516,484,286.16/84,842.06
  6. Step 6: Final answer
    x = 65,020.63

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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.