Home / 141,905.88-212,674.92-57,567.84

Finding the Fourth Proportional to 141,905.88, 212,674.92 and 57,567.84

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Solution

The fourth proportional to 141,905.88, 212,674.92 and 57,567.84 is: 86,277.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,905.88 : 212,674.92 = 57,567.84 : x
  2. Step 2: Convert to fraction form
    141,905.88/212,674.92 = 57,567.84/x
  3. Step 3: Cross multiply
    141,905.88x = 212,674.92 × 57,567.84
  4. Step 4: Simplify right side
    141,905.88x = 12,243,235,766.57
  5. Step 5: Solve for x
    x = 12,243,235,766.57/141,905.88
  6. Step 6: Final answer
    x = 86,277.16

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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.