Home / 119,194.60-178,948.16-79,927.42

Finding the Fourth Proportional to 119,194.60, 178,948.16 and 79,927.42

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Solution

The fourth proportional to 119,194.60, 178,948.16 and 79,927.42 is: 119,995.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,194.60 : 178,948.16 = 79,927.42 : x
  2. Step 2: Convert to fraction form
    119,194.60/178,948.16 = 79,927.42/x
  3. Step 3: Cross multiply
    119,194.60x = 178,948.16 × 79,927.42
  4. Step 4: Simplify right side
    119,194.60x = 14,302,864,742.55
  5. Step 5: Solve for x
    x = 14,302,864,742.55/119,194.60
  6. Step 6: Final answer
    x = 119,995.91

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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.