Home / 83,835.16-115,690.62-46,110.04

Finding the Fourth Proportional to 83,835.16, 115,690.62 and 46,110.04

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Solution

The fourth proportional to 83,835.16, 115,690.62 and 46,110.04 is: 63,630.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,835.16 : 115,690.62 = 46,110.04 : x
  2. Step 2: Convert to fraction form
    83,835.16/115,690.62 = 46,110.04/x
  3. Step 3: Cross multiply
    83,835.16x = 115,690.62 × 46,110.04
  4. Step 4: Simplify right side
    83,835.16x = 5,334,499,115.82
  5. Step 5: Solve for x
    x = 5,334,499,115.82/83,835.16
  6. Step 6: Final answer
    x = 63,630.81

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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.