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Finding the Fourth Proportional to 168,472.44, 232,491.18 and 93,020.40

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Solution

The fourth proportional to 168,472.44, 232,491.18 and 93,020.40 is: 128,367.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,472.44 : 232,491.18 = 93,020.40 : x
  2. Step 2: Convert to fraction form
    168,472.44/232,491.18 = 93,020.40/x
  3. Step 3: Cross multiply
    168,472.44x = 232,491.18 × 93,020.40
  4. Step 4: Simplify right side
    168,472.44x = 21,626,422,560.07
  5. Step 5: Solve for x
    x = 21,626,422,560.07/168,472.44
  6. Step 6: Final answer
    x = 128,367.72

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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.