Home / 139,710.94-209,564.37-34,529.92

Finding the Fourth Proportional to 139,710.94, 209,564.37 and 34,529.92

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Solution

The fourth proportional to 139,710.94, 209,564.37 and 34,529.92 is: 51,794.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,710.94 : 209,564.37 = 34,529.92 : x
  2. Step 2: Convert to fraction form
    139,710.94/209,564.37 = 34,529.92/x
  3. Step 3: Cross multiply
    139,710.94x = 209,564.37 × 34,529.92
  4. Step 4: Simplify right side
    139,710.94x = 7,236,240,407.04
  5. Step 5: Solve for x
    x = 7,236,240,407.04/139,710.94
  6. Step 6: Final answer
    x = 51,794.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.