Home / 101,329.32-139,833.70-56,010.44

Finding the Fourth Proportional to 101,329.32, 139,833.70 and 56,010.44

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Solution

The fourth proportional to 101,329.32, 139,833.70 and 56,010.44 is: 77,293.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,329.32 : 139,833.70 = 56,010.44 : x
  2. Step 2: Convert to fraction form
    101,329.32/139,833.70 = 56,010.44/x
  3. Step 3: Cross multiply
    101,329.32x = 139,833.70 × 56,010.44
  4. Step 4: Simplify right side
    101,329.32x = 7,832,147,063.83
  5. Step 5: Solve for x
    x = 7,832,147,063.83/101,329.32
  6. Step 6: Final answer
    x = 77,293.99

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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.