Home / 52,940.04-73,072.80-30,291.90

Finding the Fourth Proportional to 52,940.04, 73,072.80 and 30,291.90

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Solution

The fourth proportional to 52,940.04, 73,072.80 and 30,291.90 is: 41,811.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,940.04 : 73,072.80 = 30,291.90 : x
  2. Step 2: Convert to fraction form
    52,940.04/73,072.80 = 30,291.90/x
  3. Step 3: Cross multiply
    52,940.04x = 73,072.80 × 30,291.90
  4. Step 4: Simplify right side
    52,940.04x = 2,213,513,950.32
  5. Step 5: Solve for x
    x = 2,213,513,950.32/52,940.04
  6. Step 6: Final answer
    x = 41,811.72

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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.