Home / 114,946.25-158,516.66-76,114.85

Finding the Fourth Proportional to 114,946.25, 158,516.66 and 76,114.85

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Solution

The fourth proportional to 114,946.25, 158,516.66 and 76,114.85 is: 104,966.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,946.25 : 158,516.66 = 76,114.85 : x
  2. Step 2: Convert to fraction form
    114,946.25/158,516.66 = 76,114.85/x
  3. Step 3: Cross multiply
    114,946.25x = 158,516.66 × 76,114.85
  4. Step 4: Simplify right side
    114,946.25x = 12,065,471,196.10
  5. Step 5: Solve for x
    x = 12,065,471,196.10/114,946.25
  6. Step 6: Final answer
    x = 104,966.21

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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.