Home / 160,676.04-221,729.09-89,054.52

Finding the Fourth Proportional to 160,676.04, 221,729.09 and 89,054.52

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Solution

The fourth proportional to 160,676.04, 221,729.09 and 89,054.52 is: 122,893.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,676.04 : 221,729.09 = 89,054.52 : x
  2. Step 2: Convert to fraction form
    160,676.04/221,729.09 = 89,054.52/x
  3. Step 3: Cross multiply
    160,676.04x = 221,729.09 × 89,054.52
  4. Step 4: Simplify right side
    160,676.04x = 19,745,977,234.71
  5. Step 5: Solve for x
    x = 19,745,977,234.71/160,676.04
  6. Step 6: Final answer
    x = 122,893.10

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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.