Home / 104,581.51-144,323.39-56,834.85

Finding the Fourth Proportional to 104,581.51, 144,323.39 and 56,834.85

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Solution

The fourth proportional to 104,581.51, 144,323.39 and 56,834.85 is: 78,432.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,581.51 : 144,323.39 = 56,834.85 : x
  2. Step 2: Convert to fraction form
    104,581.51/144,323.39 = 56,834.85/x
  3. Step 3: Cross multiply
    104,581.51x = 144,323.39 × 56,834.85
  4. Step 4: Simplify right side
    104,581.51x = 8,202,598,364.23
  5. Step 5: Solve for x
    x = 8,202,598,364.23/104,581.51
  6. Step 6: Final answer
    x = 78,432.59

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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.