Home / 141,638.64-212,359.56-62,709.82

Finding the Fourth Proportional to 141,638.64, 212,359.56 and 62,709.82

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Solution

The fourth proportional to 141,638.64, 212,359.56 and 62,709.82 is: 94,021.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,638.64 : 212,359.56 = 62,709.82 : x
  2. Step 2: Convert to fraction form
    141,638.64/212,359.56 = 62,709.82/x
  3. Step 3: Cross multiply
    141,638.64x = 212,359.56 × 62,709.82
  4. Step 4: Simplify right side
    141,638.64x = 13,317,029,782.88
  5. Step 5: Solve for x
    x = 13,317,029,782.88/141,638.64
  6. Step 6: Final answer
    x = 94,021.16

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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.