Home / 226,433.06-312,429.93-125,828.90

Finding the Fourth Proportional to 226,433.06, 312,429.93 and 125,828.90

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Solution

The fourth proportional to 226,433.06, 312,429.93 and 125,828.90 is: 173,617.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,433.06 : 312,429.93 = 125,828.90 : x
  2. Step 2: Convert to fraction form
    226,433.06/312,429.93 = 125,828.90/x
  3. Step 3: Cross multiply
    226,433.06x = 312,429.93 × 125,828.90
  4. Step 4: Simplify right side
    226,433.06x = 39,312,714,418.98
  5. Step 5: Solve for x
    x = 39,312,714,418.98/226,433.06
  6. Step 6: Final answer
    x = 173,617.38

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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.