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Finding the Fourth Proportional to 245,175.20, 367,762.80 and 95,422.40

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Solution

The fourth proportional to 245,175.20, 367,762.80 and 95,422.40 is: 143,133.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,175.20 : 367,762.80 = 95,422.40 : x
  2. Step 2: Convert to fraction form
    245,175.20/367,762.80 = 95,422.40/x
  3. Step 3: Cross multiply
    245,175.20x = 367,762.80 × 95,422.40
  4. Step 4: Simplify right side
    245,175.20x = 35,092,809,006.72
  5. Step 5: Solve for x
    x = 35,092,809,006.72/245,175.20
  6. Step 6: Final answer
    x = 143,133.60

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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.