Home / 178,727.25-268,009.12-106,712.84

Finding the Fourth Proportional to 178,727.25, 268,009.12 and 106,712.84

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Solution

The fourth proportional to 178,727.25, 268,009.12 and 106,712.84 is: 160,020.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,727.25 : 268,009.12 = 106,712.84 : x
  2. Step 2: Convert to fraction form
    178,727.25/268,009.12 = 106,712.84/x
  3. Step 3: Cross multiply
    178,727.25x = 268,009.12 × 106,712.84
  4. Step 4: Simplify right side
    178,727.25x = 28,600,014,744.34
  5. Step 5: Solve for x
    x = 28,600,014,744.34/178,727.25
  6. Step 6: Final answer
    x = 160,020.45

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1.5x scale

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.