Home / 262,440.96-393,723.90-84,947.95

Finding the Fourth Proportional to 262,440.96, 393,723.90 and 84,947.95

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Solution

The fourth proportional to 262,440.96, 393,723.90 and 84,947.95 is: 127,442.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,440.96 : 393,723.90 = 84,947.95 : x
  2. Step 2: Convert to fraction form
    262,440.96/393,723.90 = 84,947.95/x
  3. Step 3: Cross multiply
    262,440.96x = 393,723.90 × 84,947.95
  4. Step 4: Simplify right side
    262,440.96x = 33,446,038,171.01
  5. Step 5: Solve for x
    x = 33,446,038,171.01/262,440.96
  6. Step 6: Final answer
    x = 127,442.14

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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.