Home / 178,890.85-246,873.90-98,320.42

Finding the Fourth Proportional to 178,890.85, 246,873.90 and 98,320.42

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Solution

The fourth proportional to 178,890.85, 246,873.90 and 98,320.42 is: 135,684.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,890.85 : 246,873.90 = 98,320.42 : x
  2. Step 2: Convert to fraction form
    178,890.85/246,873.90 = 98,320.42/x
  3. Step 3: Cross multiply
    178,890.85x = 246,873.90 × 98,320.42
  4. Step 4: Simplify right side
    178,890.85x = 24,272,745,535.04
  5. Step 5: Solve for x
    x = 24,272,745,535.04/178,890.85
  6. Step 6: Final answer
    x = 135,684.67

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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.