Home / 141,396.76-212,039.32-57,141.04

Finding the Fourth Proportional to 141,396.76, 212,039.32 and 57,141.04

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Solution

The fourth proportional to 141,396.76, 212,039.32 and 57,141.04 is: 85,689.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,396.76 : 212,039.32 = 57,141.04 : x
  2. Step 2: Convert to fraction form
    141,396.76/212,039.32 = 57,141.04/x
  3. Step 3: Cross multiply
    141,396.76x = 212,039.32 × 57,141.04
  4. Step 4: Simplify right side
    141,396.76x = 12,116,147,265.69
  5. Step 5: Solve for x
    x = 12,116,147,265.69/141,396.76
  6. Step 6: Final answer
    x = 85,689.00

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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.