Home / 58,631.12-80,912.48-35,982.66

Finding the Fourth Proportional to 58,631.12, 80,912.48 and 35,982.66

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Solution

The fourth proportional to 58,631.12, 80,912.48 and 35,982.66 is: 49,657.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,631.12 : 80,912.48 = 35,982.66 : x
  2. Step 2: Convert to fraction form
    58,631.12/80,912.48 = 35,982.66/x
  3. Step 3: Cross multiply
    58,631.12x = 80,912.48 × 35,982.66
  4. Step 4: Simplify right side
    58,631.12x = 2,911,446,077.68
  5. Step 5: Solve for x
    x = 2,911,446,077.68/58,631.12
  6. Step 6: Final answer
    x = 49,657.01

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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.