Home / 226,313.12-312,317.31-124,344.94

Finding the Fourth Proportional to 226,313.12, 312,317.31 and 124,344.94

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Solution

The fourth proportional to 226,313.12, 312,317.31 and 124,344.94 is: 171,598.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,313.12 : 312,317.31 = 124,344.94 : x
  2. Step 2: Convert to fraction form
    226,313.12/312,317.31 = 124,344.94/x
  3. Step 3: Cross multiply
    226,313.12x = 312,317.31 × 124,344.94
  4. Step 4: Simplify right side
    226,313.12x = 38,835,075,611.32
  5. Step 5: Solve for x
    x = 38,835,075,611.32/226,313.12
  6. Step 6: Final answer
    x = 171,598.87

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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.