Home / 84,697.92-116,886.24-51,157.44

Finding the Fourth Proportional to 84,697.92, 116,886.24 and 51,157.44

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Solution

The fourth proportional to 84,697.92, 116,886.24 and 51,157.44 is: 70,599.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,697.92 : 116,886.24 = 51,157.44 : x
  2. Step 2: Convert to fraction form
    84,697.92/116,886.24 = 51,157.44/x
  3. Step 3: Cross multiply
    84,697.92x = 116,886.24 × 51,157.44
  4. Step 4: Simplify right side
    84,697.92x = 5,979,600,809.63
  5. Step 5: Solve for x
    x = 5,979,600,809.63/84,697.92
  6. Step 6: Final answer
    x = 70,599.15

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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.