Home / 226,417.52-312,455.34-124,449.80

Finding the Fourth Proportional to 226,417.52, 312,455.34 and 124,449.80

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Solution

The fourth proportional to 226,417.52, 312,455.34 and 124,449.80 is: 171,740.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,417.52 : 312,455.34 = 124,449.80 : x
  2. Step 2: Convert to fraction form
    226,417.52/312,455.34 = 124,449.80/x
  3. Step 3: Cross multiply
    226,417.52x = 312,455.34 × 124,449.80
  4. Step 4: Simplify right side
    226,417.52x = 38,885,004,571.93
  5. Step 5: Solve for x
    x = 38,885,004,571.93/226,417.52
  6. Step 6: Final answer
    x = 171,740.26

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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.