Home / 76,084.96-114,147.24-29,322.40

Finding the Fourth Proportional to 76,084.96, 114,147.24 and 29,322.40

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Solution

The fourth proportional to 76,084.96, 114,147.24 and 29,322.40 is: 43,991.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,084.96 : 114,147.24 = 29,322.40 : x
  2. Step 2: Convert to fraction form
    76,084.96/114,147.24 = 29,322.40/x
  3. Step 3: Cross multiply
    76,084.96x = 114,147.24 × 29,322.40
  4. Step 4: Simplify right side
    76,084.96x = 3,347,071,030.18
  5. Step 5: Solve for x
    x = 3,347,071,030.18/76,084.96
  6. Step 6: Final answer
    x = 43,991.23

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1.5x scale

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.