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Finding the Fourth Proportional to 155,026.20, 232,578.90 and 49,846.20

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Solution

The fourth proportional to 155,026.20, 232,578.90 and 49,846.20 is: 74,782.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,026.20 : 232,578.90 = 49,846.20 : x
  2. Step 2: Convert to fraction form
    155,026.20/232,578.90 = 49,846.20/x
  3. Step 3: Cross multiply
    155,026.20x = 232,578.90 × 49,846.20
  4. Step 4: Simplify right side
    155,026.20x = 11,593,174,365.18
  5. Step 5: Solve for x
    x = 11,593,174,365.18/155,026.20
  6. Step 6: Final answer
    x = 74,782.03

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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.