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Finding the Fourth Proportional to 170,123.73, 234,771.58 and 93,650.48

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Solution

The fourth proportional to 170,123.73, 234,771.58 and 93,650.48 is: 129,238.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,123.73 : 234,771.58 = 93,650.48 : x
  2. Step 2: Convert to fraction form
    170,123.73/234,771.58 = 93,650.48/x
  3. Step 3: Cross multiply
    170,123.73x = 234,771.58 × 93,650.48
  4. Step 4: Simplify right side
    170,123.73x = 21,986,470,980.96
  5. Step 5: Solve for x
    x = 21,986,470,980.96/170,123.73
  6. Step 6: Final answer
    x = 129,238.12

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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.