Home / 253,007.10-379,572.93-178,273.19

Finding the Fourth Proportional to 253,007.10, 379,572.93 and 178,273.19

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Solution

The fourth proportional to 253,007.10, 379,572.93 and 178,273.19 is: 267,453.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,007.10 : 379,572.93 = 178,273.19 : x
  2. Step 2: Convert to fraction form
    253,007.10/379,572.93 = 178,273.19/x
  3. Step 3: Cross multiply
    253,007.10x = 379,572.93 × 178,273.19
  4. Step 4: Simplify right side
    253,007.10x = 67,667,677,068.75
  5. Step 5: Solve for x
    x = 67,667,677,068.75/253,007.10
  6. Step 6: Final answer
    x = 267,453.67

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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.