Home / 152,765.60-229,148.40-133,082.60

Finding the Fourth Proportional to 152,765.60, 229,148.40 and 133,082.60

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Solution

The fourth proportional to 152,765.60, 229,148.40 and 133,082.60 is: 199,623.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,765.60 : 229,148.40 = 133,082.60 : x
  2. Step 2: Convert to fraction form
    152,765.60/229,148.40 = 133,082.60/x
  3. Step 3: Cross multiply
    152,765.60x = 229,148.40 × 133,082.60
  4. Step 4: Simplify right side
    152,765.60x = 30,495,664,857.84
  5. Step 5: Solve for x
    x = 30,495,664,857.84/152,765.60
  6. Step 6: Final answer
    x = 199,623.90

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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.