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Finding the Fourth Proportional to 75,209.32, 112,762.14 and 35,733.16

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Solution

The fourth proportional to 75,209.32, 112,762.14 and 35,733.16 is: 53,575.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,209.32 : 112,762.14 = 35,733.16 : x
  2. Step 2: Convert to fraction form
    75,209.32/112,762.14 = 35,733.16/x
  3. Step 3: Cross multiply
    75,209.32x = 112,762.14 × 35,733.16
  4. Step 4: Simplify right side
    75,209.32x = 4,029,347,590.56
  5. Step 5: Solve for x
    x = 4,029,347,590.56/75,209.32
  6. Step 6: Final answer
    x = 53,575.11

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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.