Home / 73,768.80-110,437.89-54,877.23

Finding the Fourth Proportional to 73,768.80, 110,437.89 and 54,877.23

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Solution

The fourth proportional to 73,768.80, 110,437.89 and 54,877.23 is: 82,155.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,768.80 : 110,437.89 = 54,877.23 : x
  2. Step 2: Convert to fraction form
    73,768.80/110,437.89 = 54,877.23/x
  3. Step 3: Cross multiply
    73,768.80x = 110,437.89 × 54,877.23
  4. Step 4: Simplify right side
    73,768.80x = 6,060,525,490.24
  5. Step 5: Solve for x
    x = 6,060,525,490.24/73,768.80
  6. Step 6: Final answer
    x = 82,155.67

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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.