Home / 79,558.03-119,338.67-63,689.41

Finding the Fourth Proportional to 79,558.03, 119,338.67 and 63,689.41

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Solution

The fourth proportional to 79,558.03, 119,338.67 and 63,689.41 is: 95,535.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,558.03 : 119,338.67 = 63,689.41 : x
  2. Step 2: Convert to fraction form
    79,558.03/119,338.67 = 63,689.41/x
  3. Step 3: Cross multiply
    79,558.03x = 119,338.67 × 63,689.41
  4. Step 4: Simplify right side
    79,558.03x = 7,600,609,482.48
  5. Step 5: Solve for x
    x = 7,600,609,482.48/79,558.03
  6. Step 6: Final answer
    x = 95,535.42

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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.