Home / 141,784.24-212,765.04-57,544.40

Finding the Fourth Proportional to 141,784.24, 212,765.04 and 57,544.40

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Solution

The fourth proportional to 141,784.24, 212,765.04 and 57,544.40 is: 86,352.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,784.24 : 212,765.04 = 57,544.40 : x
  2. Step 2: Convert to fraction form
    141,784.24/212,765.04 = 57,544.40/x
  3. Step 3: Cross multiply
    141,784.24x = 212,765.04 × 57,544.40
  4. Step 4: Simplify right side
    141,784.24x = 12,243,436,339.44
  5. Step 5: Solve for x
    x = 12,243,436,339.44/141,784.24
  6. Step 6: Final answer
    x = 86,352.59

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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.