Home / 226,377.54-312,332.88-135,700.42

Finding the Fourth Proportional to 226,377.54, 312,332.88 and 135,700.42

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Solution

The fourth proportional to 226,377.54, 312,332.88 and 135,700.42 is: 187,225.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,377.54 : 312,332.88 = 135,700.42 : x
  2. Step 2: Convert to fraction form
    226,377.54/312,332.88 = 135,700.42/x
  3. Step 3: Cross multiply
    226,377.54x = 312,332.88 × 135,700.42
  4. Step 4: Simplify right side
    226,377.54x = 42,383,702,995.81
  5. Step 5: Solve for x
    x = 42,383,702,995.81/226,377.54
  6. Step 6: Final answer
    x = 187,225.74

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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.