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Finding the Fourth Proportional to 60,855.36, 91,159.10 and 49,650.63

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Solution

The fourth proportional to 60,855.36, 91,159.10 and 49,650.63 is: 74,374.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,855.36 : 91,159.10 = 49,650.63 : x
  2. Step 2: Convert to fraction form
    60,855.36/91,159.10 = 49,650.63/x
  3. Step 3: Cross multiply
    60,855.36x = 91,159.10 × 49,650.63
  4. Step 4: Simplify right side
    60,855.36x = 4,526,106,745.23
  5. Step 5: Solve for x
    x = 4,526,106,745.23/60,855.36
  6. Step 6: Final answer
    x = 74,374.82

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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.