Home / 65,135.92-97,437.36-49,222.64

Finding the Fourth Proportional to 65,135.92, 97,437.36 and 49,222.64

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Solution

The fourth proportional to 65,135.92, 97,437.36 and 49,222.64 is: 73,632.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,135.92 : 97,437.36 = 49,222.64 : x
  2. Step 2: Convert to fraction form
    65,135.92/97,437.36 = 49,222.64/x
  3. Step 3: Cross multiply
    65,135.92x = 97,437.36 × 49,222.64
  4. Step 4: Simplify right side
    65,135.92x = 4,796,124,093.83
  5. Step 5: Solve for x
    x = 4,796,124,093.83/65,135.92
  6. Step 6: Final answer
    x = 73,632.55

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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.