Home / 115,027.08-172,567.88-36,141.32

Finding the Fourth Proportional to 115,027.08, 172,567.88 and 36,141.32

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Solution

The fourth proportional to 115,027.08, 172,567.88 and 36,141.32 is: 54,220.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,027.08 : 172,567.88 = 36,141.32 : x
  2. Step 2: Convert to fraction form
    115,027.08/172,567.88 = 36,141.32/x
  3. Step 3: Cross multiply
    115,027.08x = 172,567.88 × 36,141.32
  4. Step 4: Simplify right side
    115,027.08x = 6,236,830,972.80
  5. Step 5: Solve for x
    x = 6,236,830,972.80/115,027.08
  6. Step 6: Final answer
    x = 54,220.55

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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.