Home / 192,492.22-265,639.85-107,609.28

Finding the Fourth Proportional to 192,492.22, 265,639.85 and 107,609.28

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Solution

The fourth proportional to 192,492.22, 265,639.85 and 107,609.28 is: 148,501.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,492.22 : 265,639.85 = 107,609.28 : x
  2. Step 2: Convert to fraction form
    192,492.22/265,639.85 = 107,609.28/x
  3. Step 3: Cross multiply
    192,492.22x = 265,639.85 × 107,609.28
  4. Step 4: Simplify right side
    192,492.22x = 28,585,314,713.79
  5. Step 5: Solve for x
    x = 28,585,314,713.79/192,492.22
  6. Step 6: Final answer
    x = 148,501.14

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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.