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Finding the Fourth Proportional to 245,329.70, 367,885.20 and 95,520.20

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Solution

The fourth proportional to 245,329.70, 367,885.20 and 95,520.20 is: 143,237.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,329.70 : 367,885.20 = 95,520.20 : x
  2. Step 2: Convert to fraction form
    245,329.70/367,885.20 = 95,520.20/x
  3. Step 3: Cross multiply
    245,329.70x = 367,885.20 × 95,520.20
  4. Step 4: Simplify right side
    245,329.70x = 35,140,467,881.04
  5. Step 5: Solve for x
    x = 35,140,467,881.04/245,329.70
  6. Step 6: Final answer
    x = 143,237.72

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1.5x scale

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.