Home / 43,102.32-64,640.30-34,648.76

Finding the Fourth Proportional to 43,102.32, 64,640.30 and 34,648.76

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Solution

The fourth proportional to 43,102.32, 64,640.30 and 34,648.76 is: 51,962.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,102.32 : 64,640.30 = 34,648.76 : x
  2. Step 2: Convert to fraction form
    43,102.32/64,640.30 = 34,648.76/x
  3. Step 3: Cross multiply
    43,102.32x = 64,640.30 × 34,648.76
  4. Step 4: Simplify right side
    43,102.32x = 2,239,705,744.58
  5. Step 5: Solve for x
    x = 2,239,705,744.58/43,102.32
  6. Step 6: Final answer
    x = 51,962.53

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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.