Home / 116,558.10-160,848.45-65,566.98

Finding the Fourth Proportional to 116,558.10, 160,848.45 and 65,566.98

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Solution

The fourth proportional to 116,558.10, 160,848.45 and 65,566.98 is: 90,481.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,558.10 : 160,848.45 = 65,566.98 : x
  2. Step 2: Convert to fraction form
    116,558.10/160,848.45 = 65,566.98/x
  3. Step 3: Cross multiply
    116,558.10x = 160,848.45 × 65,566.98
  4. Step 4: Simplify right side
    116,558.10x = 10,546,347,104.18
  5. Step 5: Solve for x
    x = 10,546,347,104.18/116,558.10
  6. Step 6: Final answer
    x = 90,481.46

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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.