Home / 116,390.58-160,551.45-73,353.21

Finding the Fourth Proportional to 116,390.58, 160,551.45 and 73,353.21

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Solution

The fourth proportional to 116,390.58, 160,551.45 and 73,353.21 is: 101,184.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,390.58 : 160,551.45 = 73,353.21 : x
  2. Step 2: Convert to fraction form
    116,390.58/160,551.45 = 73,353.21/x
  3. Step 3: Cross multiply
    116,390.58x = 160,551.45 × 73,353.21
  4. Step 4: Simplify right side
    116,390.58x = 11,776,964,227.65
  5. Step 5: Solve for x
    x = 11,776,964,227.65/116,390.58
  6. Step 6: Final answer
    x = 101,184.86

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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.