Home / 226,746.40-312,930.48-124,792.24

Finding the Fourth Proportional to 226,746.40, 312,930.48 and 124,792.24

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Solution

The fourth proportional to 226,746.40, 312,930.48 and 124,792.24 is: 172,224.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,746.40 : 312,930.48 = 124,792.24 : x
  2. Step 2: Convert to fraction form
    226,746.40/312,930.48 = 124,792.24/x
  3. Step 3: Cross multiply
    226,746.40x = 312,930.48 × 124,792.24
  4. Step 4: Simplify right side
    226,746.40x = 39,051,295,563.48
  5. Step 5: Solve for x
    x = 39,051,295,563.48/226,746.40
  6. Step 6: Final answer
    x = 172,224.54

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1.5x scale

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.