Home / 77,817.98-116,539.88-44,436.87

Finding the Fourth Proportional to 77,817.98, 116,539.88 and 44,436.87

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Solution

The fourth proportional to 77,817.98, 116,539.88 and 44,436.87 is: 66,548.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,817.98 : 116,539.88 = 44,436.87 : x
  2. Step 2: Convert to fraction form
    77,817.98/116,539.88 = 44,436.87/x
  3. Step 3: Cross multiply
    77,817.98x = 116,539.88 × 44,436.87
  4. Step 4: Simplify right side
    77,817.98x = 5,178,667,275.19
  5. Step 5: Solve for x
    x = 5,178,667,275.19/77,817.98
  6. Step 6: Final answer
    x = 66,548.47

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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.