Home / 164,023.76-226,305.96-92,378.72

Finding the Fourth Proportional to 164,023.76, 226,305.96 and 92,378.72

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Solution

The fourth proportional to 164,023.76, 226,305.96 and 92,378.72 is: 127,456.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,023.76 : 226,305.96 = 92,378.72 : x
  2. Step 2: Convert to fraction form
    164,023.76/226,305.96 = 92,378.72/x
  3. Step 3: Cross multiply
    164,023.76x = 226,305.96 × 92,378.72
  4. Step 4: Simplify right side
    164,023.76x = 20,905,854,913.17
  5. Step 5: Solve for x
    x = 20,905,854,913.17/164,023.76
  6. Step 6: Final answer
    x = 127,456.26

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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.