Home / 77,817.10-116,538.54-44,435.98

Finding the Fourth Proportional to 77,817.10, 116,538.54 and 44,435.98

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Solution

The fourth proportional to 77,817.10, 116,538.54 and 44,435.98 is: 66,547.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,817.10 : 116,538.54 = 44,435.98 : x
  2. Step 2: Convert to fraction form
    77,817.10/116,538.54 = 44,435.98/x
  3. Step 3: Cross multiply
    77,817.10x = 116,538.54 × 44,435.98
  4. Step 4: Simplify right side
    77,817.10x = 5,178,504,232.67
  5. Step 5: Solve for x
    x = 5,178,504,232.67/77,817.10
  6. Step 6: Final answer
    x = 66,547.12

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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.