Home / 206,761.47-285,337.71-116,133.42

Finding the Fourth Proportional to 206,761.47, 285,337.71 and 116,133.42

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Solution

The fourth proportional to 206,761.47, 285,337.71 and 116,133.42 is: 160,267.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,761.47 : 285,337.71 = 116,133.42 : x
  2. Step 2: Convert to fraction form
    206,761.47/285,337.71 = 116,133.42/x
  3. Step 3: Cross multiply
    206,761.47x = 285,337.71 × 116,133.42
  4. Step 4: Simplify right side
    206,761.47x = 33,137,244,117.27
  5. Step 5: Solve for x
    x = 33,137,244,117.27/206,761.47
  6. Step 6: Final answer
    x = 160,267.98

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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.