Home / 115,153.35-172,713.62-36,265.52

Finding the Fourth Proportional to 115,153.35, 172,713.62 and 36,265.52

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Solution

The fourth proportional to 115,153.35, 172,713.62 and 36,265.52 is: 54,393.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,153.35 : 172,713.62 = 36,265.52 : x
  2. Step 2: Convert to fraction form
    115,153.35/172,713.62 = 36,265.52/x
  3. Step 3: Cross multiply
    115,153.35x = 172,713.62 × 36,265.52
  4. Step 4: Simplify right side
    115,153.35x = 6,263,549,558.84
  5. Step 5: Solve for x
    x = 6,263,549,558.84/115,153.35
  6. Step 6: Final answer
    x = 54,393.12

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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.