Home / 96,705.05-145,056.92-52,612.05

Finding the Fourth Proportional to 96,705.05, 145,056.92 and 52,612.05

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Solution

The fourth proportional to 96,705.05, 145,056.92 and 52,612.05 is: 78,917.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,705.05 : 145,056.92 = 52,612.05 : x
  2. Step 2: Convert to fraction form
    96,705.05/145,056.92 = 52,612.05/x
  3. Step 3: Cross multiply
    96,705.05x = 145,056.92 × 52,612.05
  4. Step 4: Simplify right side
    96,705.05x = 7,631,741,664.83
  5. Step 5: Solve for x
    x = 7,631,741,664.83/96,705.05
  6. Step 6: Final answer
    x = 78,917.72

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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.