Home / 178,865.96-246,781.17-107,219.84

Finding the Fourth Proportional to 178,865.96, 246,781.17 and 107,219.84

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Solution

The fourth proportional to 178,865.96, 246,781.17 and 107,219.84 is: 147,931.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,865.96 : 246,781.17 = 107,219.84 : x
  2. Step 2: Convert to fraction form
    178,865.96/246,781.17 = 107,219.84/x
  3. Step 3: Cross multiply
    178,865.96x = 246,781.17 × 107,219.84
  4. Step 4: Simplify right side
    178,865.96x = 26,459,838,179.37
  5. Step 5: Solve for x
    x = 26,459,838,179.37/178,865.96
  6. Step 6: Final answer
    x = 147,931.10

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1.5x scale

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.