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Finding the Fourth Proportional to 160,871.60, 241,501.80 and 159,705.20

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Solution

The fourth proportional to 160,871.60, 241,501.80 and 159,705.20 is: 239,750.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,871.60 : 241,501.80 = 159,705.20 : x
  2. Step 2: Convert to fraction form
    160,871.60/241,501.80 = 159,705.20/x
  3. Step 3: Cross multiply
    160,871.60x = 241,501.80 × 159,705.20
  4. Step 4: Simplify right side
    160,871.60x = 38,569,093,269.36
  5. Step 5: Solve for x
    x = 38,569,093,269.36/160,871.60
  6. Step 6: Final answer
    x = 239,750.79

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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.