Home / 116,237.72-160,366.80-75,974.73

Finding the Fourth Proportional to 116,237.72, 160,366.80 and 75,974.73

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Solution

The fourth proportional to 116,237.72, 160,366.80 and 75,974.73 is: 104,818.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,237.72 : 160,366.80 = 75,974.73 : x
  2. Step 2: Convert to fraction form
    116,237.72/160,366.80 = 75,974.73/x
  3. Step 3: Cross multiply
    116,237.72x = 160,366.80 × 75,974.73
  4. Step 4: Simplify right side
    116,237.72x = 12,183,824,330.96
  5. Step 5: Solve for x
    x = 12,183,824,330.96/116,237.72
  6. Step 6: Final answer
    x = 104,818.16

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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.