Home / 228,624.66-315,507.24-133,096.50

Finding the Fourth Proportional to 228,624.66, 315,507.24 and 133,096.50

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Solution

The fourth proportional to 228,624.66, 315,507.24 and 133,096.50 is: 183,676.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,624.66 : 315,507.24 = 133,096.50 : x
  2. Step 2: Convert to fraction form
    228,624.66/315,507.24 = 133,096.50/x
  3. Step 3: Cross multiply
    228,624.66x = 315,507.24 × 133,096.50
  4. Step 4: Simplify right side
    228,624.66x = 41,992,909,368.66
  5. Step 5: Solve for x
    x = 41,992,909,368.66/228,624.66
  6. Step 6: Final answer
    x = 183,676.20

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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.