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Finding the Fourth Proportional to 96,405.46, 144,668.06 and 46,490.70

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Solution

The fourth proportional to 96,405.46, 144,668.06 and 46,490.70 is: 69,764.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,405.46 : 144,668.06 = 46,490.70 : x
  2. Step 2: Convert to fraction form
    96,405.46/144,668.06 = 46,490.70/x
  3. Step 3: Cross multiply
    96,405.46x = 144,668.06 × 46,490.70
  4. Step 4: Simplify right side
    96,405.46x = 6,725,719,377.04
  5. Step 5: Solve for x
    x = 6,725,719,377.04/96,405.46
  6. Step 6: Final answer
    x = 69,764.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.