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Finding the Fourth Proportional to 57,322.36, 85,973.80 and 26,150.32

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Solution

The fourth proportional to 57,322.36, 85,973.80 and 26,150.32 is: 39,221.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,322.36 : 85,973.80 = 26,150.32 : x
  2. Step 2: Convert to fraction form
    57,322.36/85,973.80 = 26,150.32/x
  3. Step 3: Cross multiply
    57,322.36x = 85,973.80 × 26,150.32
  4. Step 4: Simplify right side
    57,322.36x = 2,248,242,381.62
  5. Step 5: Solve for x
    x = 2,248,242,381.62/57,322.36
  6. Step 6: Final answer
    x = 39,221.04

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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.