Home / 54,538.04-81,723.55-36,702.58

Finding the Fourth Proportional to 54,538.04, 81,723.55 and 36,702.58

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Solution

The fourth proportional to 54,538.04, 81,723.55 and 36,702.58 is: 54,997.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,538.04 : 81,723.55 = 36,702.58 : x
  2. Step 2: Convert to fraction form
    54,538.04/81,723.55 = 36,702.58/x
  3. Step 3: Cross multiply
    54,538.04x = 81,723.55 × 36,702.58
  4. Step 4: Simplify right side
    54,538.04x = 2,999,465,131.76
  5. Step 5: Solve for x
    x = 2,999,465,131.76/54,538.04
  6. Step 6: Final answer
    x = 54,997.67

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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.