Home / 141,902.85-212,670.39-57,564.84

Finding the Fourth Proportional to 141,902.85, 212,670.39 and 57,564.84

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Solution

The fourth proportional to 141,902.85, 212,670.39 and 57,564.84 is: 86,272.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,902.85 : 212,670.39 = 57,564.84 : x
  2. Step 2: Convert to fraction form
    141,902.85/212,670.39 = 57,564.84/x
  3. Step 3: Cross multiply
    141,902.85x = 212,670.39 × 57,564.84
  4. Step 4: Simplify right side
    141,902.85x = 12,242,336,973.09
  5. Step 5: Solve for x
    x = 12,242,336,973.09/141,902.85
  6. Step 6: Final answer
    x = 86,272.66

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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.