Home / 127,904.24-176,493.21-73,453.40

Finding the Fourth Proportional to 127,904.24, 176,493.21 and 73,453.40

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Solution

The fourth proportional to 127,904.24, 176,493.21 and 73,453.40 is: 101,357.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,904.24 : 176,493.21 = 73,453.40 : x
  2. Step 2: Convert to fraction form
    127,904.24/176,493.21 = 73,453.40/x
  3. Step 3: Cross multiply
    127,904.24x = 176,493.21 × 73,453.40
  4. Step 4: Simplify right side
    127,904.24x = 12,964,025,468.95
  5. Step 5: Solve for x
    x = 12,964,025,468.95/127,904.24
  6. Step 6: Final answer
    x = 101,357.28

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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.