Home / 164,021.76-226,303.20-92,376.72

Finding the Fourth Proportional to 164,021.76, 226,303.20 and 92,376.72

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Solution

The fourth proportional to 164,021.76, 226,303.20 and 92,376.72 is: 127,453.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,021.76 : 226,303.20 = 92,376.72 : x
  2. Step 2: Convert to fraction form
    164,021.76/226,303.20 = 92,376.72/x
  3. Step 3: Cross multiply
    164,021.76x = 226,303.20 × 92,376.72
  4. Step 4: Simplify right side
    164,021.76x = 20,905,147,341.50
  5. Step 5: Solve for x
    x = 20,905,147,341.50/164,021.76
  6. Step 6: Final answer
    x = 127,453.50

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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.