Home / 164,487.11-226,990.22-92,870.15

Finding the Fourth Proportional to 164,487.11, 226,990.22 and 92,870.15

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Solution

The fourth proportional to 164,487.11, 226,990.22 and 92,870.15 is: 128,159.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,487.11 : 226,990.22 = 92,870.15 : x
  2. Step 2: Convert to fraction form
    164,487.11/226,990.22 = 92,870.15/x
  3. Step 3: Cross multiply
    164,487.11x = 226,990.22 × 92,870.15
  4. Step 4: Simplify right side
    164,487.11x = 21,080,614,180.63
  5. Step 5: Solve for x
    x = 21,080,614,180.63/164,487.11
  6. Step 6: Final answer
    x = 128,159.68

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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.