Home / 111,109.14-166,595.67-58,543.38

Finding the Fourth Proportional to 111,109.14, 166,595.67 and 58,543.38

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Solution

The fourth proportional to 111,109.14, 166,595.67 and 58,543.38 is: 87,779.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,109.14 : 166,595.67 = 58,543.38 : x
  2. Step 2: Convert to fraction form
    111,109.14/166,595.67 = 58,543.38/x
  3. Step 3: Cross multiply
    111,109.14x = 166,595.67 × 58,543.38
  4. Step 4: Simplify right side
    111,109.14x = 9,753,073,615.16
  5. Step 5: Solve for x
    x = 9,753,073,615.16/111,109.14
  6. Step 6: Final answer
    x = 87,779.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.