Home / 226,404.27-312,417.54-124,428.60

Finding the Fourth Proportional to 226,404.27, 312,417.54 and 124,428.60

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Solution

The fourth proportional to 226,404.27, 312,417.54 and 124,428.60 is: 171,700.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,404.27 : 312,417.54 = 124,428.60 : x
  2. Step 2: Convert to fraction form
    226,404.27/312,417.54 = 124,428.60/x
  3. Step 3: Cross multiply
    226,404.27x = 312,417.54 × 124,428.60
  4. Step 4: Simplify right side
    226,404.27x = 38,873,677,117.64
  5. Step 5: Solve for x
    x = 38,873,677,117.64/226,404.27
  6. Step 6: Final answer
    x = 171,700.28

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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.