Home / 141,579.76-212,180.92-52,743.84

Finding the Fourth Proportional to 141,579.76, 212,180.92 and 52,743.84

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Solution

The fourth proportional to 141,579.76, 212,180.92 and 52,743.84 is: 79,045.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,579.76 : 212,180.92 = 52,743.84 : x
  2. Step 2: Convert to fraction form
    141,579.76/212,180.92 = 52,743.84/x
  3. Step 3: Cross multiply
    141,579.76x = 212,180.92 × 52,743.84
  4. Step 4: Simplify right side
    141,579.76x = 11,191,236,495.53
  5. Step 5: Solve for x
    x = 11,191,236,495.53/141,579.76
  6. Step 6: Final answer
    x = 79,045.45

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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.