Home / 119,340.81-179,011.22-56,821.77

Finding the Fourth Proportional to 119,340.81, 179,011.22 and 56,821.77

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Solution

The fourth proportional to 119,340.81, 179,011.22 and 56,821.77 is: 85,232.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,340.81 : 179,011.22 = 56,821.77 : x
  2. Step 2: Convert to fraction form
    119,340.81/179,011.22 = 56,821.77/x
  3. Step 3: Cross multiply
    119,340.81x = 179,011.22 × 56,821.77
  4. Step 4: Simplify right side
    119,340.81x = 10,171,734,086.15
  5. Step 5: Solve for x
    x = 10,171,734,086.15/119,340.81
  6. Step 6: Final answer
    x = 85,232.66

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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.