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Finding the Fourth Proportional to 236,088, 325,815.12 and 135,492.48

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Solution

The fourth proportional to 236,088, 325,815.12 and 135,492.48 is: 186,987.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,088 : 325,815.12 = 135,492.48 : x
  2. Step 2: Convert to fraction form
    236,088/325,815.12 = 135,492.48/x
  3. Step 3: Cross multiply
    236,088x = 325,815.12 × 135,492.48
  4. Step 4: Simplify right side
    236,088x = 44,145,498,630.30
  5. Step 5: Solve for x
    x = 44,145,498,630.30/236,088
  6. Step 6: Final answer
    x = 186,987.47

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1.5x scale

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.