Home / 170,456.08-235,219.80-93,972.64

Finding the Fourth Proportional to 170,456.08, 235,219.80 and 93,972.64

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Solution

The fourth proportional to 170,456.08, 235,219.80 and 93,972.64 is: 129,676.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,456.08 : 235,219.80 = 93,972.64 : x
  2. Step 2: Convert to fraction form
    170,456.08/235,219.80 = 93,972.64/x
  3. Step 3: Cross multiply
    170,456.08x = 235,219.80 × 93,972.64
  4. Step 4: Simplify right side
    170,456.08x = 22,104,225,586.27
  5. Step 5: Solve for x
    x = 22,104,225,586.27/170,456.08
  6. Step 6: Final answer
    x = 129,676.96

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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.