Home / 141,573.62-212,212.35-52,788.50

Finding the Fourth Proportional to 141,573.62, 212,212.35 and 52,788.50

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Solution

The fourth proportional to 141,573.62, 212,212.35 and 52,788.50 is: 79,127.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,573.62 : 212,212.35 = 52,788.50 : x
  2. Step 2: Convert to fraction form
    141,573.62/212,212.35 = 52,788.50/x
  3. Step 3: Cross multiply
    141,573.62x = 212,212.35 × 52,788.50
  4. Step 4: Simplify right side
    141,573.62x = 11,202,371,637.98
  5. Step 5: Solve for x
    x = 11,202,371,637.98/141,573.62
  6. Step 6: Final answer
    x = 79,127.54

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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.