Home / 229,238.46-316,350.35-127,262.30

Finding the Fourth Proportional to 229,238.46, 316,350.35 and 127,262.30

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Solution

The fourth proportional to 229,238.46, 316,350.35 and 127,262.30 is: 175,622.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,238.46 : 316,350.35 = 127,262.30 : x
  2. Step 2: Convert to fraction form
    229,238.46/316,350.35 = 127,262.30/x
  3. Step 3: Cross multiply
    229,238.46x = 316,350.35 × 127,262.30
  4. Step 4: Simplify right side
    229,238.46x = 40,259,470,928.74
  5. Step 5: Solve for x
    x = 40,259,470,928.74/229,238.46
  6. Step 6: Final answer
    x = 175,622.67

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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.