Home / 336,045.28-503,881.60-133,435.92

Finding the Fourth Proportional to 336,045.28, 503,881.60 and 133,435.92

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Solution

The fourth proportional to 336,045.28, 503,881.60 and 133,435.92 is: 200,079.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,045.28 : 503,881.60 = 133,435.92 : x
  2. Step 2: Convert to fraction form
    336,045.28/503,881.60 = 133,435.92/x
  3. Step 3: Cross multiply
    336,045.28x = 503,881.60 × 133,435.92
  4. Step 4: Simplify right side
    336,045.28x = 67,235,904,867.07
  5. Step 5: Solve for x
    x = 67,235,904,867.07/336,045.28
  6. Step 6: Final answer
    x = 200,079.90

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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.