Home / 117,966.24-162,788.13-64,247.99

Finding the Fourth Proportional to 117,966.24, 162,788.13 and 64,247.99

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Solution

The fourth proportional to 117,966.24, 162,788.13 and 64,247.99 is: 88,659.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,966.24 : 162,788.13 = 64,247.99 : x
  2. Step 2: Convert to fraction form
    117,966.24/162,788.13 = 64,247.99/x
  3. Step 3: Cross multiply
    117,966.24x = 162,788.13 × 64,247.99
  4. Step 4: Simplify right side
    117,966.24x = 10,458,809,334.42
  5. Step 5: Solve for x
    x = 10,458,809,334.42/117,966.24
  6. Step 6: Final answer
    x = 88,659.34

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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.