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Finding the Fourth Proportional to 170,746.80, 255,601.80 and 152,084.40

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Solution

The fourth proportional to 170,746.80, 255,601.80 and 152,084.40 is: 227,664.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,746.80 : 255,601.80 = 152,084.40 : x
  2. Step 2: Convert to fraction form
    170,746.80/255,601.80 = 152,084.40/x
  3. Step 3: Cross multiply
    170,746.80x = 255,601.80 × 152,084.40
  4. Step 4: Simplify right side
    170,746.80x = 38,873,046,391.92
  5. Step 5: Solve for x
    x = 38,873,046,391.92/170,746.80
  6. Step 6: Final answer
    x = 227,664.86

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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.