Home / 226,384.81-312,272.08-134,441.64

Finding the Fourth Proportional to 226,384.81, 312,272.08 and 134,441.64

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Solution

The fourth proportional to 226,384.81, 312,272.08 and 134,441.64 is: 185,446.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,384.81 : 312,272.08 = 134,441.64 : x
  2. Step 2: Convert to fraction form
    226,384.81/312,272.08 = 134,441.64/x
  3. Step 3: Cross multiply
    226,384.81x = 312,272.08 × 134,441.64
  4. Step 4: Simplify right side
    226,384.81x = 41,982,370,225.31
  5. Step 5: Solve for x
    x = 41,982,370,225.31/226,384.81
  6. Step 6: Final answer
    x = 185,446.94

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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.