Home / 104,366.10-144,025.36-56,619.56

Finding the Fourth Proportional to 104,366.10, 144,025.36 and 56,619.56

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Solution

The fourth proportional to 104,366.10, 144,025.36 and 56,619.56 is: 78,135.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,366.10 : 144,025.36 = 56,619.56 : x
  2. Step 2: Convert to fraction form
    104,366.10/144,025.36 = 56,619.56/x
  3. Step 3: Cross multiply
    104,366.10x = 144,025.36 × 56,619.56
  4. Step 4: Simplify right side
    104,366.10x = 8,154,652,512.04
  5. Step 5: Solve for x
    x = 8,154,652,512.04/104,366.10
  6. Step 6: Final answer
    x = 78,135.07

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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.