Home / 272,605.46-376,206.57-151,739.07

Finding the Fourth Proportional to 272,605.46, 376,206.57 and 151,739.07

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Solution

The fourth proportional to 272,605.46, 376,206.57 and 151,739.07 is: 209,406.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,605.46 : 376,206.57 = 151,739.07 : x
  2. Step 2: Convert to fraction form
    272,605.46/376,206.57 = 151,739.07/x
  3. Step 3: Cross multiply
    272,605.46x = 376,206.57 × 151,739.07
  4. Step 4: Simplify right side
    272,605.46x = 57,085,235,059.69
  5. Step 5: Solve for x
    x = 57,085,235,059.69/272,605.46
  6. Step 6: Final answer
    x = 209,406.06

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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.