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Finding the Fourth Proportional to 170,569.60, 255,903.60 and 52,258.37

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Solution

The fourth proportional to 170,569.60, 255,903.60 and 52,258.37 is: 78,402.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,569.60 : 255,903.60 = 52,258.37 : x
  2. Step 2: Convert to fraction form
    170,569.60/255,903.60 = 52,258.37/x
  3. Step 3: Cross multiply
    170,569.60x = 255,903.60 × 52,258.37
  4. Step 4: Simplify right side
    170,569.60x = 13,373,103,929.58
  5. Step 5: Solve for x
    x = 13,373,103,929.58/170,569.60
  6. Step 6: Final answer
    x = 78,402.62

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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.