Home / 119,032.20-164,254.80-68,042.28

Finding the Fourth Proportional to 119,032.20, 164,254.80 and 68,042.28

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Solution

The fourth proportional to 119,032.20, 164,254.80 and 68,042.28 is: 93,892.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,032.20 : 164,254.80 = 68,042.28 : x
  2. Step 2: Convert to fraction form
    119,032.20/164,254.80 = 68,042.28/x
  3. Step 3: Cross multiply
    119,032.20x = 164,254.80 × 68,042.28
  4. Step 4: Simplify right side
    119,032.20x = 11,176,271,092.94
  5. Step 5: Solve for x
    x = 11,176,271,092.94/119,032.20
  6. Step 6: Final answer
    x = 93,892.84

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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.