Home / 145,003.14-217,475.76-48,930.96

Finding the Fourth Proportional to 145,003.14, 217,475.76 and 48,930.96

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Solution

The fourth proportional to 145,003.14, 217,475.76 and 48,930.96 is: 73,386.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,003.14 : 217,475.76 = 48,930.96 : x
  2. Step 2: Convert to fraction form
    145,003.14/217,475.76 = 48,930.96/x
  3. Step 3: Cross multiply
    145,003.14x = 217,475.76 × 48,930.96
  4. Step 4: Simplify right side
    145,003.14x = 10,641,297,963.29
  5. Step 5: Solve for x
    x = 10,641,297,963.29/145,003.14
  6. Step 6: Final answer
    x = 73,386.67

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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.