Home / 66,308.82-91,507.33-36,095.01

Finding the Fourth Proportional to 66,308.82, 91,507.33 and 36,095.01

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Solution

The fourth proportional to 66,308.82, 91,507.33 and 36,095.01 is: 49,811.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,308.82 : 91,507.33 = 36,095.01 : x
  2. Step 2: Convert to fraction form
    66,308.82/91,507.33 = 36,095.01/x
  3. Step 3: Cross multiply
    66,308.82x = 91,507.33 × 36,095.01
  4. Step 4: Simplify right side
    66,308.82x = 3,302,957,533.89
  5. Step 5: Solve for x
    x = 3,302,957,533.89/66,308.82
  6. Step 6: Final answer
    x = 49,811.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.