Home / 141,440.68-212,145.18-36,262.12

Finding the Fourth Proportional to 141,440.68, 212,145.18 and 36,262.12

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Solution

The fourth proportional to 141,440.68, 212,145.18 and 36,262.12 is: 54,389.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,440.68 : 212,145.18 = 36,262.12 : x
  2. Step 2: Convert to fraction form
    141,440.68/212,145.18 = 36,262.12/x
  3. Step 3: Cross multiply
    141,440.68x = 212,145.18 × 36,262.12
  4. Step 4: Simplify right side
    141,440.68x = 7,692,833,974.58
  5. Step 5: Solve for x
    x = 7,692,833,974.58/141,440.68
  6. Step 6: Final answer
    x = 54,389.12

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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.