Home / 94,183.16-129,875.00-65,535.28

Finding the Fourth Proportional to 94,183.16, 129,875.00 and 65,535.28

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Solution

The fourth proportional to 94,183.16, 129,875.00 and 65,535.28 is: 90,370.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,183.16 : 129,875.00 = 65,535.28 : x
  2. Step 2: Convert to fraction form
    94,183.16/129,875.00 = 65,535.28/x
  3. Step 3: Cross multiply
    94,183.16x = 129,875.00 × 65,535.28
  4. Step 4: Simplify right side
    94,183.16x = 8,511,393,837.64
  5. Step 5: Solve for x
    x = 8,511,393,837.64/94,183.16
  6. Step 6: Final answer
    x = 90,370.66

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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.