Home / 231,036.04-318,653.22-159,535.72

Finding the Fourth Proportional to 231,036.04, 318,653.22 and 159,535.72

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Solution

The fourth proportional to 231,036.04, 318,653.22 and 159,535.72 is: 220,037.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,036.04 : 318,653.22 = 159,535.72 : x
  2. Step 2: Convert to fraction form
    231,036.04/318,653.22 = 159,535.72/x
  3. Step 3: Cross multiply
    231,036.04x = 318,653.22 × 159,535.72
  4. Step 4: Simplify right side
    231,036.04x = 50,836,570,883.02
  5. Step 5: Solve for x
    x = 50,836,570,883.02/231,036.04
  6. Step 6: Final answer
    x = 220,037.41

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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.