Home / 164,082.20-246,123.30-89,432.60

Finding the Fourth Proportional to 164,082.20, 246,123.30 and 89,432.60

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Solution

The fourth proportional to 164,082.20, 246,123.30 and 89,432.60 is: 134,148.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,082.20 : 246,123.30 = 89,432.60 : x
  2. Step 2: Convert to fraction form
    164,082.20/246,123.30 = 89,432.60/x
  3. Step 3: Cross multiply
    164,082.20x = 246,123.30 × 89,432.60
  4. Step 4: Simplify right side
    164,082.20x = 22,011,446,639.58
  5. Step 5: Solve for x
    x = 22,011,446,639.58/164,082.20
  6. Step 6: Final answer
    x = 134,148.90

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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.