Home / 141,742.25-212,539.56-52,922.71

Finding the Fourth Proportional to 141,742.25, 212,539.56 and 52,922.71

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Solution

The fourth proportional to 141,742.25, 212,539.56 and 52,922.71 is: 79,356.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,742.25 : 212,539.56 = 52,922.71 : x
  2. Step 2: Convert to fraction form
    141,742.25/212,539.56 = 52,922.71/x
  3. Step 3: Cross multiply
    141,742.25x = 212,539.56 × 52,922.71
  4. Step 4: Simplify right side
    141,742.25x = 11,248,169,564.62
  5. Step 5: Solve for x
    x = 11,248,169,564.62/141,742.25
  6. Step 6: Final answer
    x = 79,356.51

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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.