Home / 104,499.36-144,208.49-56,752.29

Finding the Fourth Proportional to 104,499.36, 144,208.49 and 56,752.29

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Solution

The fourth proportional to 104,499.36, 144,208.49 and 56,752.29 is: 78,317.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,499.36 : 144,208.49 = 56,752.29 : x
  2. Step 2: Convert to fraction form
    104,499.36/144,208.49 = 56,752.29/x
  3. Step 3: Cross multiply
    104,499.36x = 144,208.49 × 56,752.29
  4. Step 4: Simplify right side
    104,499.36x = 8,184,161,761.18
  5. Step 5: Solve for x
    x = 8,184,161,761.18/104,499.36
  6. Step 6: Final answer
    x = 78,317.82

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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.