Home / 164,403.48-226,876.32-92,783.28

Finding the Fourth Proportional to 164,403.48, 226,876.32 and 92,783.28

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Solution

The fourth proportional to 164,403.48, 226,876.32 and 92,783.28 is: 128,040.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,403.48 : 226,876.32 = 92,783.28 : x
  2. Step 2: Convert to fraction form
    164,403.48/226,876.32 = 92,783.28/x
  3. Step 3: Cross multiply
    164,403.48x = 226,876.32 × 92,783.28
  4. Step 4: Simplify right side
    164,403.48x = 21,050,329,123.93
  5. Step 5: Solve for x
    x = 21,050,329,123.93/164,403.48
  6. Step 6: Final answer
    x = 128,040.65

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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.