Home / 104,624.14-144,379.60-56,878.69

Finding the Fourth Proportional to 104,624.14, 144,379.60 and 56,878.69

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Solution

The fourth proportional to 104,624.14, 144,379.60 and 56,878.69 is: 78,491.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,624.14 : 144,379.60 = 56,878.69 : x
  2. Step 2: Convert to fraction form
    104,624.14/144,379.60 = 56,878.69/x
  3. Step 3: Cross multiply
    104,624.14x = 144,379.60 × 56,878.69
  4. Step 4: Simplify right side
    104,624.14x = 8,212,122,510.72
  5. Step 5: Solve for x
    x = 8,212,122,510.72/104,624.14
  6. Step 6: Final answer
    x = 78,491.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.