Home / 119,917.13-179,861.37-93,289.70

Finding the Fourth Proportional to 119,917.13, 179,861.37 and 93,289.70

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Solution

The fourth proportional to 119,917.13, 179,861.37 and 93,289.70 is: 139,923.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,917.13 : 179,861.37 = 93,289.70 : x
  2. Step 2: Convert to fraction form
    119,917.13/179,861.37 = 93,289.70/x
  3. Step 3: Cross multiply
    119,917.13x = 179,861.37 × 93,289.70
  4. Step 4: Simplify right side
    119,917.13x = 16,779,213,248.89
  5. Step 5: Solve for x
    x = 16,779,213,248.89/119,917.13
  6. Step 6: Final answer
    x = 139,923.41

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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.