Home / 219,276.24-302,584.32-123,792.36

Finding the Fourth Proportional to 219,276.24, 302,584.32 and 123,792.36

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Solution

The fourth proportional to 219,276.24, 302,584.32 and 123,792.36 is: 170,823.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,276.24 : 302,584.32 = 123,792.36 : x
  2. Step 2: Convert to fraction form
    219,276.24/302,584.32 = 123,792.36/x
  3. Step 3: Cross multiply
    219,276.24x = 302,584.32 × 123,792.36
  4. Step 4: Simplify right side
    219,276.24x = 37,457,627,071.80
  5. Step 5: Solve for x
    x = 37,457,627,071.80/219,276.24
  6. Step 6: Final answer
    x = 170,823.92

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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.