Home / 119,245.10-164,573.79-76,926.74

Finding the Fourth Proportional to 119,245.10, 164,573.79 and 76,926.74

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Solution

The fourth proportional to 119,245.10, 164,573.79 and 76,926.74 is: 106,168.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,245.10 : 164,573.79 = 76,926.74 : x
  2. Step 2: Convert to fraction form
    119,245.10/164,573.79 = 76,926.74/x
  3. Step 3: Cross multiply
    119,245.10x = 164,573.79 × 76,926.74
  4. Step 4: Simplify right side
    119,245.10x = 12,660,125,154.14
  5. Step 5: Solve for x
    x = 12,660,125,154.14/119,245.10
  6. Step 6: Final answer
    x = 106,168.93

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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.