Home / 226,313.75-312,313.14-124,345.76

Finding the Fourth Proportional to 226,313.75, 312,313.14 and 124,345.76

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Solution

The fourth proportional to 226,313.75, 312,313.14 and 124,345.76 is: 171,597.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,313.75 : 312,313.14 = 124,345.76 : x
  2. Step 2: Convert to fraction form
    226,313.75/312,313.14 = 124,345.76/x
  3. Step 3: Cross multiply
    226,313.75x = 312,313.14 × 124,345.76
  4. Step 4: Simplify right side
    226,313.75x = 38,834,814,751.29
  5. Step 5: Solve for x
    x = 38,834,814,751.29/226,313.75
  6. Step 6: Final answer
    x = 171,597.24

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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.