Home / 104,445.14-144,134.61-56,698.52

Finding the Fourth Proportional to 104,445.14, 144,134.61 and 56,698.52

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Solution

The fourth proportional to 104,445.14, 144,134.61 and 56,698.52 is: 78,244.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,445.14 : 144,134.61 = 56,698.52 : x
  2. Step 2: Convert to fraction form
    104,445.14/144,134.61 = 56,698.52/x
  3. Step 3: Cross multiply
    104,445.14x = 144,134.61 × 56,698.52
  4. Step 4: Simplify right side
    104,445.14x = 8,172,219,067.78
  5. Step 5: Solve for x
    x = 8,172,219,067.78/104,445.14
  6. Step 6: Final answer
    x = 78,244.13

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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.