Home / 104,529.14-144,250.37-56,782.47

Finding the Fourth Proportional to 104,529.14, 144,250.37 and 56,782.47

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Solution

The fourth proportional to 104,529.14, 144,250.37 and 56,782.47 is: 78,359.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,529.14 : 144,250.37 = 56,782.47 : x
  2. Step 2: Convert to fraction form
    104,529.14/144,250.37 = 56,782.47/x
  3. Step 3: Cross multiply
    104,529.14x = 144,250.37 × 56,782.47
  4. Step 4: Simplify right side
    104,529.14x = 8,190,892,307.01
  5. Step 5: Solve for x
    x = 8,190,892,307.01/104,529.14
  6. Step 6: Final answer
    x = 78,359.89

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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.