Home / 315,027.90-472,633.38-101,791.35

Finding the Fourth Proportional to 315,027.90, 472,633.38 and 101,791.35

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Solution

The fourth proportional to 315,027.90, 472,633.38 and 101,791.35 is: 152,716.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,027.90 : 472,633.38 = 101,791.35 : x
  2. Step 2: Convert to fraction form
    315,027.90/472,633.38 = 101,791.35/x
  3. Step 3: Cross multiply
    315,027.90x = 472,633.38 × 101,791.35
  4. Step 4: Simplify right side
    315,027.90x = 48,109,989,805.26
  5. Step 5: Solve for x
    x = 48,109,989,805.26/315,027.90
  6. Step 6: Final answer
    x = 152,716.60

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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.