Home / 141,900.12-212,806.44-48,384

Finding the Fourth Proportional to 141,900.12, 212,806.44 and 48,384

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Solution

The fourth proportional to 141,900.12, 212,806.44 and 48,384 is: 72,561.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,900.12 : 212,806.44 = 48,384 : x
  2. Step 2: Convert to fraction form
    141,900.12/212,806.44 = 48,384/x
  3. Step 3: Cross multiply
    141,900.12x = 212,806.44 × 48,384
  4. Step 4: Simplify right side
    141,900.12x = 10,296,426,792.96
  5. Step 5: Solve for x
    x = 10,296,426,792.96/141,900.12
  6. Step 6: Final answer
    x = 72,561.09

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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.