Home / 136,332.05-204,583.32-52,099.40

Finding the Fourth Proportional to 136,332.05, 204,583.32 and 52,099.40

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Solution

The fourth proportional to 136,332.05, 204,583.32 and 52,099.40 is: 78,181.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,332.05 : 204,583.32 = 52,099.40 : x
  2. Step 2: Convert to fraction form
    136,332.05/204,583.32 = 52,099.40/x
  3. Step 3: Cross multiply
    136,332.05x = 204,583.32 × 52,099.40
  4. Step 4: Simplify right side
    136,332.05x = 10,658,668,733.47
  5. Step 5: Solve for x
    x = 10,658,668,733.47/136,332.05
  6. Step 6: Final answer
    x = 78,181.68

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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.