Home / 119,733.76-179,607.04-45,856

Finding the Fourth Proportional to 119,733.76, 179,607.04 and 45,856

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Solution

The fourth proportional to 119,733.76, 179,607.04 and 45,856 is: 68,786.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,733.76 : 179,607.04 = 45,856 : x
  2. Step 2: Convert to fraction form
    119,733.76/179,607.04 = 45,856/x
  3. Step 3: Cross multiply
    119,733.76x = 179,607.04 × 45,856
  4. Step 4: Simplify right side
    119,733.76x = 8,236,060,426.24
  5. Step 5: Solve for x
    x = 8,236,060,426.24/119,733.76
  6. Step 6: Final answer
    x = 68,786.45

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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.