Home / 119,211.99-178,817.52-30,465.35

Finding the Fourth Proportional to 119,211.99, 178,817.52 and 30,465.35

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Solution

The fourth proportional to 119,211.99, 178,817.52 and 30,465.35 is: 45,697.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,211.99 : 178,817.52 = 30,465.35 : x
  2. Step 2: Convert to fraction form
    119,211.99/178,817.52 = 30,465.35/x
  3. Step 3: Cross multiply
    119,211.99x = 178,817.52 × 30,465.35
  4. Step 4: Simplify right side
    119,211.99x = 5,447,738,223.66
  5. Step 5: Solve for x
    x = 5,447,738,223.66/119,211.99
  6. Step 6: Final answer
    x = 45,697.91

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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.