Home / 76,975.59-115,446.88-44,933.32

Finding the Fourth Proportional to 76,975.59, 115,446.88 and 44,933.32

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Solution

The fourth proportional to 76,975.59, 115,446.88 and 44,933.32 is: 67,390.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,975.59 : 115,446.88 = 44,933.32 : x
  2. Step 2: Convert to fraction form
    76,975.59/115,446.88 = 44,933.32/x
  3. Step 3: Cross multiply
    76,975.59x = 115,446.88 × 44,933.32
  4. Step 4: Simplify right side
    76,975.59x = 5,187,411,602.04
  5. Step 5: Solve for x
    x = 5,187,411,602.04/76,975.59
  6. Step 6: Final answer
    x = 67,390.35

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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.