Home / 139,595.04-209,313.21-95,275.50

Finding the Fourth Proportional to 139,595.04, 209,313.21 and 95,275.50

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Solution

The fourth proportional to 139,595.04, 209,313.21 and 95,275.50 is: 142,859.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,595.04 : 209,313.21 = 95,275.50 : x
  2. Step 2: Convert to fraction form
    139,595.04/209,313.21 = 95,275.50/x
  3. Step 3: Cross multiply
    139,595.04x = 209,313.21 × 95,275.50
  4. Step 4: Simplify right side
    139,595.04x = 19,942,420,739.36
  5. Step 5: Solve for x
    x = 19,942,420,739.36/139,595.04
  6. Step 6: Final answer
    x = 142,859.09

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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.