Home / 116,026.99-160,086.38-66,956.18

Finding the Fourth Proportional to 116,026.99, 160,086.38 and 66,956.18

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Solution

The fourth proportional to 116,026.99, 160,086.38 and 66,956.18 is: 92,381.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,026.99 : 160,086.38 = 66,956.18 : x
  2. Step 2: Convert to fraction form
    116,026.99/160,086.38 = 66,956.18/x
  3. Step 3: Cross multiply
    116,026.99x = 160,086.38 × 66,956.18
  4. Step 4: Simplify right side
    116,026.99x = 10,718,771,339.62
  5. Step 5: Solve for x
    x = 10,718,771,339.62/116,026.99
  6. Step 6: Final answer
    x = 92,381.71

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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.